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8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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TLOX OO
@KGNOLDW !
XVKLWAIV@DVW
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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W_CCKFTW
Akvkhkyw ck} ia dcdgxvi`kmldxog olhtgxoil,
Gilwxvtgxoil ia HG `kgnoldw
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D@A d{tkxoil,
Izdvkxolm zvolgozcdw ia HG `ixivw
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Gilwxvtgxoil klh zvolgozcd ia izdvkxoil ia wolmcd znkwdxvklwaiv`dvw
Xyzdw ia xvklwaiv`dvw
Qicxkmd vdmtckxoil
Daaogodlgy
Zvolgozcd ia izdvkxoil ia xnvdd znkwd xvklwaiv`dvw,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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Akvkhky-w ck}w ia dcdgxvi`kmldxog olhtgxoil .@,
Akvkhky/
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gilhtgxiv zckgdh ol k gnklmolm `kmldxog aodch .iv k gilhtgxiv `iqolm xnvitmn k wxkxoilkvy
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dcdgxvi`kmldxog olhtgxoil# ol xtvl# gktwdw kl dcdgxvogkc gtvvdlx - ox ow wkoh xi olhtgd xnd
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8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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Dcdgxvi`kmldxog olhtgxoil }kw howgiqdvdh fy @ognkdc Akvkhky ol ;>7;# klh# olhdzdlhdlxcy klh kx
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govgtox& ow dckfivkxdh tzil ol xnd d~k`zcdw fdci}, Xvkhoxoilkccy# x}i hoaadvdlx }kyw ia gnklmolm xnd act~xnvitmn k govgtox kvd vdgimlordh, Ol xnd gkwd ia xvklwaiv`dv D@A xnd ohdk ow xi kcxdv xnd aodch oxwdca# aiv
d~k`zcd fy gnklmolm xnd gtvvdlx ivomolkxolm xnd aodch .kw ol k xvklwaiv`dv/, Ol xnd gkwd ia `ixoilkc D@A#xnd ohdk ow xi `iqd kcc iv zkvx ia xnd govgtox xnvitmn xnd `kmldxog aodch,
@ognkdc Akvkhky ow moqdl gvdhox aiv xnd howgiqdvy ia dcdgxvi`kmldxog olhtgxoil ol ;>7;# xnitmn
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Kcwi Eli}l Kw2 Olhtgxoil .lix xi fd gilatwdh }oxn xnd aiv` ia cimogkc
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vdzvdwdlxw xnd aci} ia dcdgxvilw xnvitmn k gilhtgxoqd `kxdvokc, Gtvvdlx ow k wgkckv {tklxoxy .xnitmn ol
govgtox klkcywow# xnd hovdgxoil ia gtvvdlx ow vdcdqklx/, Xnd WO tlox ia dcdgxvogkc gtvvdlx ow xnd k`zdvd# hdaoldh
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8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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XND MDLDVKXIVXnd fkwog ohdk fdnolh k mdldvkxiv ow
Xnkx kl d`a ow olhtgdh ol k gilhtgxiv }ndldqdv xnd gilhtgxiv gtxw kgviww coldw ia act~
ol k `kmldxog aodch, ]ndl xnd gilhtgxiv ow k ciiz vixkxolm ol k `kmldxog aodch# k qicxkmd ow
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xi wcoz volmw }nogn vixkxd kw xnd kv`kxtvd ow xtvldh, Mvkznoxd iv gkvfil fvtwndw vohd il dkgn
wcoz volm# gilldgxolm xnd kv`kxtvd xi xnd d~xdvlkc govgtox,
Kl dcdgxvog mdldvkxiv gilqdvxw `dgnklogkc dldvmy olxi
dcdgxvog dldvmy,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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GILWXVTGXOIL IA HG
@KGNOLDW
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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H,G, `kgnold gilwowxw `kolcy ia x}i zkvxw,
Xnd wxkxoilkvy zkvx gkccdh wxkxiv klh
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olxdvzicdw ol fdx}ddl xnd `kol zicdw xi kqioh wzkveolm kx xnd gi``txkxiv ftx ol xnd gkwd ia
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aiv`w xnd wtzzivxolm wxvtgxtvd ia xnd `kgnold,
Xnd vixiv gilwowx ia kl kv`kxtvd k gycolhvogkc `dxkccog fihy iv givd }oxn wcixw ol ox xi
zckgd kv`kxtvd }olholmw iv fkvw# k gi``txkxiv klh fvtwn mdkvw
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8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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Avk`d
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`kmldxog klh `dgnklogkc zvizdvxodw,
Dlh Wnodchw iv Fdkvolmw
Oa xnd kv`kxtvd hok`dxdv hidw lix d~gddh 74 xi 84 g` xndl ol khhoxoil xi zicdw dlh wnodchw ivavk`d ndkh }oxn fdkvolm kvd kxxkgndh xi xnd avk`d,Oa xnd kv`kxtvd hok`dxdv ow mvdkxdv xnkl ;`
zdhdwxvkc xyzd fdkvolmw kvd `itlxdh il xnd `kgnold fdh zckxd itxwohd xnd avk`d,Xndwd fdkvolmw
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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gitch fd fkcc iv viccdv xyzd ftx mdldvkccy zckol zdhdwxvkc fdkvolmw kvd d`zciydh,Oa xnd hok`dxdv ia xnd
kv`kxtvd ow ckvmd k fvtwn nichdv yied ow mdldvkccy ao~dh xi xnd avk`d,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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HG D[TOZ@DLX GILWXVTGXOIL
Hovdgx gtvvdlx `kgnoldw kvd dldvmy xvklwadv hdqogdw, Xndwd `kgnoldw gkl atlgxoil kw doxndv k
`ixiv iv k mdldvkxiv, HG `ixivw klh mdldvkxivw nkqd xnd wk`d fkwog gilwxvtgxoil# hoaadvolm
zvo`kvocy ol xnd dldvmy gilqdvwoil, Xi fdxxdv tlhdvwxklh xnd izdvkxoil klh gilwxvtgxoil ia HG
`kgnoldw# k ad} fkwog xdv`w `twx fd tlhdvwxiih, DI ;,8 WXKXD xnd ztvziwd ia dkgn ia xnd
aicci}olm gi`zildlxw ia k HG `kgnold2
Kv`kxtvd
Vixiv Wxkxiv
Aodch
Kv`kxtvd
Xnd ztvziwd ia xnd kv`kxtvd ow xi zviqohd xnd dldvmy gilqdvwoil ol k HG
`kgnold .vdadv xi Aomtvd 6/, Ol k HG mdldvkxiv# xnd kv`kxtvd ow vixkxdh fy kl
d~xdvlkc `dgnklogkc aivgd# wtgn kw k wxdk` xtvfold, Xnow vixkxoil olhtgdw
k qicxkmd klh gtvvdlx aci} ol xnd kv`kxtvd, Xntw# xnd kv`kxtvd gilqdvxw
`dgnklogkc dldvmy xi dcdgxvogkc dldvmy, Ol k HG `ixiv# xnd kv`kxtvd
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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vdgdoqdw qicxkmd avi` kl itxwohd dcdgxvogkc witvgd klh gilqdvxw dcdgxvogkc
dldvmy olxi `dgnklogkc dldvmy ol xnd aiv` ia xiv{td,
Vixiv
Xnd ztvziwd ia xnd vixiv ow xi zviqohd xnd vixkxolm dcd`dlx ol k HG `kgnold
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xnd kv`kxtvd,
Wxkxiv
Xnd wxkxiv ow xnd zkvx ia k `ixiv iv mdldvkxiv xnkx ow wxkxoilkvy .vdadv
xi Aomtvd 6/, Ol HG `kgnoldw# xnd ztvziwd ia xnd wxkxiv ow xi zviqohd xnd
`kmldxog aodch, Xnd wxkxiv ol Aomtvd 6 ow zviqohdh fy k zdv`kldlx kmldx,
Aodch
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zvihtgolm doxndv k qicxkmd .mdldvkxiv/ iv k xiv{td .`ixiv/ .vdadv xi Aomtvd 6/,
Xnd aodch ol k HG `kgnold ow zvihtgdh fy doxndv k zdv`kldlx `kmldx iv kl
dcdgxvi`kmldx, Liv`kccy# dcdgxvi`kmldxw kvd twdh fdgktwd xndy nkqd kl olgvdkwdh
`kmldxog wxvdlmxn# klh xnd `kmldxog wxvdlmxn ow `ivd dkwocy qkvodh twolm d~xdvlkc
hdqogdw, Ol Aomtvd 6# xnd aodch ow zviqohdh fy xnd wxkxiv,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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XNDIV_ IA IZDVKXOIL IA HG MDLDVKXIVW
K fkwog HG mdldvkxiv nkw aitv fkwog zkvxw2
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.7/ k gi``txkxiv5 klh
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li}# }d }occ twd k zdv`kldlx `kmldx xi hdwgvofd k fkwog HG mdldvkxiv,
K wolmcd gilhtgxiv# wnkzdh ol xnd aiv` ia k ciiz# ow ziwoxoildh fdx}ddl xnd `kmldxog zicdw,Kw cilm kw xnd ciiz ow wxkxoilkvy# xnd `kmldxog aodch nkw li daadgx .li vdckxoqd `ixoil/, Oa }d vixkxd
xnd ciiz# xnd ciiz gtxw xnvitmn xnd `kmldxog aodch# klh kl D@A .qicxkmd/ ow olhtgdh olxi xnd ciiz,
]ndl }d nkqd vdckxoqd `ixoil fdx}ddl k `kmldxog aodch klh k gilhtgxiv ol xnkx `kmldxog aodch# klh
xnd hovdgxoil ia vixkxoil ow wtgn xnkx xnd gilhtgxiv gtxw xnd coldw ia act~# kl D@A ow olhtgdh olxi xnd
gilhtgxiv, Xnd `kmloxthd ia xnd olhtgdh D@A hdzdlhw il xnd aodch wxvdlmxn klh xnd vkxd kx }nogn
xnd act~ coldw kvd gtx# kw moqdl ol d{tkxoil .4-;/, Xnd wxvilmdv xnd aodch iv xnd `ivd act~ coldw gtx aiv k
moqdl zdvoih ia xo`d# xnd ckvmdv xnd olhtgdh D@A,
Dm 0 EAL
}ndvd Dm 0 mdldvkxdh qicxkmd
E 0 ao~dh gilwxklx
A 0 `kmldxog act~ wxvdlmxn
L 0 wzddh ol VZ@
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
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Xnd hovdgxoil ia xnd olhtgdh gtvvdlx aci} gkl fd hdxdv`oldh twolm xnd &cdax-nklh vtcd&
aiv mdldvkxivw, Xnow vtcd wxkxdw xnkx oa yit ziolx xnd olhd~ aolmdv ia yitv cdax nklh ol xnd hovdgxoil ia
xnd `kmldxog aodch .avi` Livxn xi Witxn/ klh ziolx xnd xnt`f ol xnd hovdgxoil ia `ixoil ia xnd
gilhtgxiv# xnd `ohhcd aolmdv }occ ziolx ol xnd hovdgxoil ia gtvvdlx aci} .Aomtvd 8/, Ol xnd
mdldvkxiv wni}l ol Aomtvd 8# aiv d~k`zcd# xnd gilhtgxiv gciwdwx xi xnd L zicd ow xvkqdcolm tz}kvh
kgviww xnd aodch5 xndvdaivd# xnd gtvvdlx aci} ow xi xnd vomnx# ci}dv givldv, Kzzcyolm xnd cdax-nklh vtcd
xi fixn wohdw ia xnd ciiz }occ wni} xnkx gtvvdlx aci}w ol k gitlxdv-gcige}owd hovdgxoil ol xnd ciiz,
Gi``txkxiv Kgxoil
Xnd gi``txkxiv gilqdvxw xnd KG Aomtvd 4 Gi``txkxiv Wdm`dlxw klh Fvtwndw qicxkmd
mdldvkxdh ol xnd vixkxolm ciiz olxi k HG qicxkmd, Ox kcwi wdvqdw kw k `dklw ia gilldgxolm
xnd fvtwndw xi xnd vixkxolm ciiz, Xnd ztvziwd ia xnd fvtwndw ow xi gilldgx xnd mdldvkxdhqicxkmd xi kl d~xdvlkc govgtox, Ol ivhdv xi hi xnow# dkgn fvtwn `twx `ked gilxkgx }oxn ild ia xnd
dlhw ia xnd ciiz, Wolgd xnd ciiz iv kv kxtvd vixkxdw# k hovdgx gilldgxoil ow o`zvkgxogkc, Olwxdkh# xnd
fvtwndw kvd gilldgxdh xi xnd dlhw ia xnd ciiz xnvitmn xnd gi``txkxiv,
Ol k wo`zcd ild-ciiz mdldvkxiv# xnd gi``txkxiv ow `khd tz ia x}i wd`ogycolhvogkc zodgdw ia k
w`iixn gilhtgxolm `kxdvokc# twtkccy gizzdv# wdzkvkxdh fy kl olwtckxolm `kxdvokc# kw wni}l ol
Aomtvd 4, Dkgn nkca ia xnd gi``txkxiv wdm`dlxw ow zdv`kldlxcy kxxkgndh xi ild dlh ia xnd
vixkxolm ciiz# klh xnd gi``txkxiv vixkxdw }oxn xnd ciiz, Xnd fvtwndw# twtkccy `khd ia gkvfil# vdwx
kmkolwx xnd gi``txkxiv klh wcohd kcilm xnd gi``txkxiv kw ox vixkxdw, Xnow ow xnd `dklw fy }nogn xnd
fvtwndw `ked gilxkgx }oxn dkgn dlh ia xnd ciiz,
Dkgn fvtwn wcohdw kcilm ild nkca ia xnd gi``txkxiv klh xndl kcilm xnd ixndv nkca, Xnd fvtwndw
kvd ziwoxoildh il izziwoxd wohdw ia xnd gi``txkxiv5 xndy }occ zkww avi` ild gi``txkxiv nkca xi xnd
ixndv kx xnd olwxklx xnd ciiz vdkgndw xnd ziolx ia vixkxoil# kx }nogn ziolx xnd qicxkmd xnkx }kw olhtgdh
vdqdvwdw xnd zickvoxy, Dqdvy xo`d xnd dlhw ia xnd ciiz vdqdvwd zickvoxy# xnd fvtwndw w}oxgn
avi` ild gi``txkxiv wdm`dlx xi xnd ld~x, Xnow `dklw xnkx ild fvtwn ow kc}kyw ziwoxoqd }oxn vdwzdgx
xi klixndv, Xnd qicxkmd fdx}ddl xnd fvtwndw actgxtkxdw ol k`zcoxthd .word iv `kmloxthd/
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
17/43
fdx}ddl rdvi klh wi`d `k~o`t` qkctd# ftx ow kc}kyw ia xnd wk`d zickvoxy .Aomtvd 1/, Ol
xnow `klldv# gi``txkxoil ow kggi`zcowndh ol k HG mdldvkxiv,
Ild o`zivxklx ziolx xi lixd ow xnkx# kw xnd fvtwndw zkww avi` ild wdm`dlx xi xnd ixndv# xndvd ow
kl olwxklx }ndl xnd fvtwndw gilxkgx fixn wdm`dlxw kx xnd wk d xo`d, Xnd olhtgdh qicxkmd kx xnow
ziolx ow rdvi, Oa xnd olhtgdh qicxkmd kx xnow ziolx }dvd lix rdvi# d~xvd`dcy nomn gtvvdlxw }itch fdzvihtgdh htd xi xnd fvtwndw wnivxolm xnd dlhw ia xnd ciiz ximdxndv, Xnd ziolx kx }nogn xnd fvtwndw
gilxkgx fixn gi``txkxiv wdm`dlxw# }ndl xnd olhtgdh qicxkmd ow rdvi# ow gkccdh xnd &ldtxvkc
zckld,&
Aodch D~goxkxoil
Xnd `kmldxog aodchw ol HG mdldvkxivw kvd `iwx gi``ilcy zviqohdh fy
dcdgxvi`kmldxw, K gtvvdlx`twx aci} xnvitmn xnd dcdgxvi`kmldx gilhtgxivw xi zvihtgd k `kmldxog
aodch, Ol ivhdv aiv k HGmdldvkxiv xi izdvkxd zvizdvcy# xnd `kmldxog aodch `twx kc}kyw fd ol xnd
wk`d hovdgxoil, Xndvdaivd# xnd gtvvdlx xnvitmn xnd aodch }olholm `twx fd hovdgx gtvvdlx, Xnowgtvvdlx ow eli}lkw xnd aodch d~goxkxoil gtvvdlx klh gkl fd wtzzcodh xi xnd aodch }olholm ol ild ia x}i
}kyw, Oxgkl gi`d avi` k wdzkvkxd HG witvgd d~xdvlkc xi xnd mdldvkxiv .d,m,# k wdzkvkxdcy
d~goxdhmdldvkxiv/ iv ox gkl gi`d hovdgxcy avi` xnd itxztx ia xnd mdldvkxiv# ol }nogn gkwd ox ow gkccdh k
wdca-d~goxdh mdldvkxiv, Ol k wdca-d~goxdh mdldvkxiv# xnd aodch }olholm ow gilldgxdh hovdgxcy xi xnd
mdldvkxiv itxztx, Xndaodch `ky fd gilldgxdh ol wdvodw }oxn xnd itxztx# ol zkvkccdc }oxn xnd itxztx# iv
k gi`folkxoilia xnd x}i,Wdzkvkxd d~goxkxoil vd{tovdw kl d~xdvlkc witvgd# wtgn kw k fkxxdvy iv
klixndv HG witvgd, Ox owmdldvkccy `ivd d~zdlwoqd xnkl k wdca-d~goxdh mdldvkxiv, Wdzkvkxdcy
d~goxdh mdldvkxivw kvd#xndvdaivd# twdh ilcy }ndvd wdca-d~goxkxoil ow lix wkxowakgxivy, Xndy }itch fd
twdh ol gkwdw }ndvd xnd mdldvkxiv `twx vdwzilh {togecy xi kl d~xdvlkc gilxvic witvgd iv }ndvd xnd
mdldvkxdh qicxkmd`twx fd qkvodh iqdv k }ohd vklmd htvolm liv`kc izdvkxoilw,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
18/43
Xdv`olkc Qicxkmd
Qicxkmd HG mdldvkxiv itxztx qicxkmd ow hdzdlhdlx il xnvdd akgxivw .vdgkcc d{tkxoil 4;/2
.;/ xnd lt`fdv ia gilhtgxiv ciizw ol wdvodw ol xnd kv`kxtvd# .6/ kv`kxtvd wzddh# klh .7/ `kmldxog
aodch wxvdlmxn, Ol ivhdv xi gnklmd xnd mdldvkxiv itxztx# ild ia xndwd xnvdd akgxivw `twx fd
qkvodh, Xnd lt`fdv ia gilhtgxivw ol xnd kv`kxtvd gkllix fd gnklmdh ol k liv`kccy izdvkxolm
mdldvkxiv# klh ox ow twtkccy o zvkgxogkc xi gnklmd xnd wzddh kx }nogn xnd kv`kxtvd
vixkxdw, Xnd wxvdlmxn ia xnd `kmldxog aodch# ni}dqdv# gkl fd gnklmdh {toxd dkwocy fy qkvyolm
xnd gtvvdlx xnvitmn xnd aodch }olholm, Xnow ow xnd `iwx }ohdcy twdh `dxnih aiv vdmtckxolm xnd itxztx
qicxkmd ia k HG mdldvkxiv .Aomtvd =/,
HG MDLDVKXIV VKXOLMW
K HG mdldvkxiv gilxkolw aitv vkxolmw,
Qicxkmd2 Qicxkmd vkxolm ia k `kgnold ow fkwdh il xnd olwtckxoil xyzd klh hdwoml ia xnd `kgnold,
Gtvvdlx2 Xnd gtvvdlx vkxolm ow fkwdh il xnd word ia xnd gilhtgxiv klh xnd k`itlx ia ndkx xnkx gkl
fd howwozkxdh ol xnd mdldvkxiv,
Zi}dv2 Xnd zi}dv vkxolm ow fkwdh il xnd dgnklogkc co oxkxoilw ia xnd hdqogd xnkx ow twdh xi xtvl
xnd mdldvkxiv klh il xnd xndv`kc co oxw ia gilhtgxivw# fdkvolmw# klh ixndv gi`zildlxw ia xnd
mdldvkxiv,
Wzddh2 Wzddh vkxolm# kx xnd tzzdv co ox# ow hdxdv oldh fy xnd wzddh kx }nogn `dgnklogkc
hk`kmd ow hild xi xnd `kgnold, Xnd ci}dv wzddh vkxolm ow fkwdh il xnd co`ox aiv aodch gtvvdlx
.kw wzddh olgvdkwdw# k nomndv aodch gtvvdlx ow ldgdwwkvy xi zvihtgd xnd wk`d qicxkmd/,
Olxdvlkc Ciwwdw
Xndvd kvd aitv olxdvlkc ciwwdw xnkx gilxvoftxd xi ci}dv daaogodlgy ia k HG mdldvkxiv,
;, Gizzdv ciwwdw
6, Dhhygtvvdlx ciwwdw
7, Nywxdvdwow ciwwdw
8, @dgnklogkc ciwwdw
Dkgn ia xndwd ow hdwgvofdh ol xnd zkvkmvkznw xnkx aicci},
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
19/43
Gizzdv Ciwwdw
Gizzdv ciww ow xnd zi}dv ciwx kw ndkx ol xnd }olholmw5 ox ow gktwdh fy xnd aci} ia gtvvdlx xnvitmn xnd
giocw ia xnd HG kv`kxtvd iv HG aodch, Xnow ciww qkvodw hovdgxcy }oxn xnd w{tkvd ia xnd gtvvdlx ol xnd
kv`kxtvd iv aodch klh xnd vdwowxklgd ia xnd kv`kxtvd iv aodch giocw,
Kv`kxtvd2 Ok6Vk Aodch2 Oa
6Va
DhhyGtvvdlx Ciwwdw
Kw xnd kv`kxtvd vixkxdw }oxnol xnd aodch# ox gtxw xnd coldw ia act~ kx xnd wk`d xo`d xnkx xnd
gizzdv giocw ia }ovd xnkx kvd }itlh il xnd kv kxtvd gtx xnd coldw ia act~, Wolgd xnd kv`kxtvd ow
`khd ia ovil# kl D@A ow olhtgdh ol xnd ovil# }nogn gktwdw k gtvvdlx xi aci}, Xndwd
govgtckxolm gtvvdlxw }oxnol xnd ovil givd kvd gkccdh dhhygtvvdlxw,
Xi vdhtgd dhhygtvvdlxw# xnd kv`kxtvd klh aodch givdw kvd gilwxvtgxdh avi` ck`olkxdh
.ckydvdh/ wxddc wnddxw, Xnd ck`olkxdh wnddxw kvd olwtckxdh avi` ild klixndv wi xnkx gtvvdlx
gkllix aci} avi` ild wnddx xi xnd ixndv,
Nywxdvdwow Ciwwdw
Nywxdvdwow ciwwdw iggtv }ndl xnd kv`kxtvd vixkxdw ol k `kmldxog aodch, Xnd `kmldxog
hi`kolw ia xnd kv`kxtvd kvd ndch ol kcoml`dlx }oxn xnd aodch ol qkvyolm lt`fdvw# hdzdlhdlx
tzil aodch wxvdlmxn, Xnd `kmldxog hi`kolw vixkxd# }oxn vdwzdgx xi xnd zkvxogcdw lix ndch ol
kcoml`dlx# fy ild gi`zcdxd xtvl htvolm dkgn vixkxoil ia xnd kv`kxtvd, Xnow vixkxoil ia
`kmldxog hi`kolw ol xnd ovil gktwdw avogxoil klh ndkx, Xnd ndkx zvihtgdh fy xnow avogxoil ow
gkccdh `kmldxog nywxdvdwow ciww,
Xi vdhtgd nywxdvdwow ciwwdw# `iwx HG kv`kxtvdw kvd gilwxvtgxdh ia ndkxxvdkxdh
wocogil wxddc# }nogn nkw kl olndvdlxcy ci} nywxdvdwow ciww, Kaxdv xnd ndkxxvdkxdh wocogil wxddc ow
aiv`dh xi xnd hdwovdh wnkzd# xnd ck`olkxoilw kvd ndkxdh xi k htcc vdh klh xndl kcci}dh xi giic,
Xnow zvigdww# eli}l kw klldkcolm# vdhtgdw nywxdvdwow ciwwdw xi k qdvy ci} qkctd,
@dgnklogkc Ciwwdw
Vixkxoilkc iv `dgnklogkc ciwwdw gkl fd gktwdh fy fdkvolm avogxoil# fvtwn avogxoil
il xnd gi``txkxiv# iv kov avogxoil .gkccdh }olhkmd/# }nogn ow gktwdh fy xnd kov
xtvftcdlgd htd xi kv`kxtvd vixkxoil, Gkvdatc `kolxdlklgd gkl fd olwxvt`dlxkc ol
eddzolm fdkvolm avogxoil xi k `olo`t`, Gcdkl fdkvolmw klh zvizdv ctfvogkxoil kvd dwwdlxokc
xi xnd vdhtgxoil ia fdkvolm avogxoil, Fvtwn avogxoil ow vdhtgdh fy kwwtvolm zvizdv fvtwn wdkxolm#
twolm zvizdv fvtwndw# klh `kolxkololm zvizdv fvtwn xdlwoil, K w`iixn klh gcdkl
gi``txkxiv kcwi kohw ol xnd vdhtgxoil ia fvtwn avogxoil,
X_ZDW IA MDLDVKXIV
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
20/43
Fkwdh il xnd `dxnih ia d~goxkxoil aodch }olholmw# xnd hg mdldvkxivw kvd fvikhcy gckwwoaodh kw
.k/ Wdzkvkxdcyd~goxdh hg mdldvkxiv2
Ol Wdzkvkxdcy d~goxdh hg mdldvkxiv# aodch `kmldxw kvd dldvmordh fy xnd d~xdvlkc
witvgd ia hg gtvvdlx,
.f/ Wdcad~goxdh hg mdldvkxiv2
Ol Wdca-d~goxdh hg mdldvkxiv# xnd gtvvdlx dldvmordw aodch `kmldxw zvihtgdh fy xnd
mdldvkxivw xnd`wdcqdw,
Hdzdlholm il xnd `dxnih ia gilldgxoil fdx}ddl xnd aodch klh kv`kxtvd }olholmw#
xnd wdca d~goxdh mdldvkxivw `ky atvxndv fd gckwwoaodh kw
.k/ Wntlx mdldvkxivw
.f/ Wdvodw mdldvkxivw
.g/ Gi`zitlh mdldvkxivw
Gi`zitlh mdldvkxivw kvd atvxndv hoqohdh olxi wnivx wntlx klh cilm wntlx
mdldvkxivw,
Ol xnd wnivx wntlx mdldvkxivw# xnd wntlx aodch }olholm ow gilldgxdh hovdgxcy
kgviww xnd kv`kxtvd }ndvdkw ol xnd cilm wntlx mdldvkxivw# xnd wntlx aodch }olholm ow
gilldgxdh kgviww xnd wdvodw gi`folkxoil ia wdvodw aodch klh xnd kv`kxtvd,
Wdzkvkxdcy D~goxdh Mdldvkxiv Wntlx mdldvkxiv
Wdvodw mdldvkxiv Wnivx-wntlx gi`zitlh Cilm-wntlx gi`zitlh
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
21/43
gi`zitlh mdldvkxiv gi`zitlh mdldvkxiv
GNKVKGXDVOWXOGW IA HG MDLDVKXIVW
;, Izdl govgtox .iv/ Li cikh gnkvkgxdvowxogw
6, Olxdvlkc gnkvkgxdvowxogw
7, D~xdvlkc gnkvkgxdvowxogw
Izdl govgtox gnkvkgxdvowxogw
Kl izdl govgtox gnkvkgxdvowxog moqdw xnd qkvokxoil ia olhtgdh d`a, .D/ ol
xnd mdldvkxiv }oxn xnd qkvokxoil ia aodch gtvvdlx .Oa/ }ndl xnd mdldvkxiv ow
hvoqdl kx gilwxklx wzddh }oxn oxw cikh govgtox izdl,
Olxdvlkc gnkvkgxdvowxogw
Xnd olxdvlkc gnkvkgxdvowxog ia hg mdldvkxiv moqdw qkvokxoil ia xnd il
cikh-olhtgdh d`a, .Qm/ }oxn xnd qkvokxoil ia xnd kv`kxtvd gtvvdlx .Ok/ }ndl
xnd wzddh klh wdxxolm ia xnd aodch vdmtckxiv ia xnd mdldvkxiv edzx gilwxklx,
D~xdvlkc gnkvkgxdvowxogw
Xnd d~xdvlkc gnkvkgxdvowxogw ia hg mdldvkxiv moqd xnd qkvokxoil ia xndxdv`olkc qicxkmd .Q/ }oxn xnd qkvokxoil ia cikh gtvvdlx .OC/ }ndl xnd wzddh
klh xnd wdxxolm ia aodch vdmtckxiv ia mdldvkxiv kvd edzx gilwxklx,
Gnkvkgxdvowxogw ia hg wntlx mdldvkxiv
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
22/43
Izdl govgtox .iv/ Li cikh gnkvkgxdvowxogw
Xi mdx xnow gnkvkgxdvowxog# hg wntlx mdldvkxiv ow vtl }oxn oxw cikh govgtox
izdl kx gilwxklx wzddh,
Xnd d~goxkxoil gtvvdlx xnvitmn aodch }olholm ow olgvdkwdh avi` rdvi klh
xnd d`a, olhtgdh kx kgn qkctd ia xnd aodch gtvvdlx ow lixdh,
Xndl xnd mvkzn ow zcixxdh xkeolm aodch gtvvdlx kcilm ^ k~ow klh xnd
olhtgdh d`a, kcilm xnd _ k~ow,
Xnow gnkvkgxdvowxog ow kcwi gkccdh kw `kmldxorkxoil gnkvkgxdvowxogw ia hg
wntlx mdldvkxiv,
]ndl xnd aodch gtvvdlx ow cdww# xnd olhtgdh d`a, }occ fd hovdgxcy
zvizivxoilkc xi xnd aodch gtvvdlx klh ox olgvdkwdw kcilm xnd wxvkomnx cold KG kw
wni}l ol xnd aomtvd, ]ndl xnd aodch gtvvdlx ow olgvdkwdh fdyilh gdvxkol cdqdc oxw aodch `kmldx
mdxw wkxtvkxdh,
Xndvdaivd xnd olhtgdh d`a, }occ lix olgvdkwd zvizivxoil xi xnd aodch
gtvvdlx# klh ox ow olgvdkwdw kcilm xnd gtvqd GH kw wni}l ol nd kfiqd aomtvd,
Olxdvlkc klh d~xdvlkc gnkvkgxdvowxogw kvd gkccdh kw cikh gnkvkgxdvowxogw,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
23/43
Xndwd kvd ifxkoldh fy vtllolm k mdldvkxiv il cikh kx gilwxklx wzddh klh
eddzolm xnd wdxxolm ia xnd aodch vdmtckxiv ao~dh,
Oa xnd qkvokxoil ia xdv`olkc qicxkmd }oxn xnd qkvokxoil ia cikh gtvvdlxw ow zcixxdh
}d mdx xndd~xdvlkc gnkvkgxdvowxogw,
Xi xnow d~xdvlkc gnkvkgxdvowxog# oa qicxkmd hviz ol xnd kv`kxtvd govgtox ow khhdh
}d mdx xnd olxdvlkc gnkvkgxdvowxogw ia xnd hg wntlx mdldvkxiv# }nogn moqdw xnd
qkvokxoil ia olhtgdh d`a, il cikh }oxn xnd qkvokxoil ia kv`kxtvd gtvvdlx,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
24/43
Gnkvkgxdvowxogw ia hg Wdvodw mdldvkxiv
Oa xnd cikh govgtox ia xnd hg wdvodw mdldvkxiv ow edzx izdl# xnd aodch gtvvdlx aci}w xnvitmn
xnd aodch }olholm ia xnd mdldvkxiv,
Xndvdaivd ol ivhdv xi ifxkol xnd izdl govgtox gnkvkgxdvowxogw ia hg wdvodw mdldvkxiv oxw
aodch wnitch fd d~goxdh wdzkvkxdcy moqolm wtzzcy avi` d~xdvlkc witvgd,
Xnd izdl govgtox gnkvkgxdvowxogw ia hg wdvodw mdldvkxiv ik }occ nkqd xnd wk`d wnkzd kw
xnkx ia hg wntlx mdldvkxiv, O
a xnd hg wdvodw mdldvkxiv ow wdca d~goxdh# xnd d`a, olhtgdh ol xnd kv`kxtvd Qm kx kly aodch
gtvvdlx o,d, kv`kxtvd gtvvdlx }occ fd cdww xnkl xnd d`a, olhtgdh D: il izdl govgtox htd xi
kv`kxtvd vdkgxoil,
Xndvdaivd xnd olxdvlkc gnkvkgxdvowxogw ia hg wdvodw mdldvkxiv if }occ fd fdci} xnd izdl
govgtox gnkvkgxdvowxogw ik kw wni}l ol xnd aomtvd,
Xnd hoaadvdlgd fdx}ddl xndwd x}i gtvqdw olhogkxdw xnd qicxkmd hviz htd xi kv`kxtvd
vdkgxoil daadgx,
Xnd d~xdvlkc gnkvkgxdvowxogw ia xnd hg wdvodw mdldvkxiv ig }occ cod fdci} xnd olxdvlkc
gnkvkgxdvowxogw if fy kl k`itlx d{tkc xi xnd kv`kxtvd vdwowxklgd hviz,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
25/43
Gnkvkgxdvowxogw ia hg gi`zitlh mdldvkxiv
Xnd d~xdvlkc gnkvkgxdvowxogw ia hg wntlx mdldvkxiv kvd hviizolm klh xnkx ia wdvodw
mdldvkxivw kvd vowolm,Xndvdaivd ol k hg gt`tckxoqd gi`zitlh mdldvkxiv xnd hviz ol xdv`olkc qicxkmd gkl fd
gi`zdlwkxdh doxndv ol atcc iv ol zkvx fy kzzvizvokxdcy wdcdgxolm xnd lt`fdv ia xtvlw ol xnd
wdvodw aodch }olholm,
Oa xnd lt`fdv ia xtvlw ol xnd wdvodw aodch }olholm kvd gniwdl wtgn xnkx xnd mdldvkxiv
hdcoqdvw kl kc`iwx gilwxklx xdv`olkc qicxkmd avi` li cikh xi atcc cikh,
Xnd gtvqd f ow gkccdh kw cdqdc iv ackx gi`zitlhdh,
Ol wtgn mdldvkxivw kx nkca cikh# xnd xdv`olkc qicxkmd `ky fd nomndv xnkl xnkx ia xnd atcc
cikh iv kx li cikh wolgd xnd `kmldxog govgtox }occ fd ol tlwkxtvkxdh vdmoil,
Oa xnd lt`fdv ia xtvlw ol xnd wdvodw aodch }olholm ow olgvdkwdh atvxndv xnd xdv`olkc
qicxkmd vowdw }oxn olgvdkwd ol cikh kw wni}l fy xnd gtvqd k klh wtgn mdldvkxivw kvd
gkccdh kw iqdv gi`zitlhdh mdldvkxiv,
Xndy kvd twdh xi gi`zdlwkxd xnd qicxkmd hviz ol xnd cilm addhdvw, Oa xnd lt`fdv
ia xtvlw ol xnd wdvodw aodch }olholm ow vdhtgdh ox ow ziwwofcd xi mdx kl d~xdvlkc
gnkvkgxdvowxog kw wni}l fy xnd gtvqd g }ndvd xnd xdv`olkc qicxkmd hdgvdkwdw }ndl
xnd mdldvkxivw cikhdh, Wtgn mdldvkxivw kvd gkccdh tlhdv gi`zitlhdh mdldvkxiv,
Ol hoaadvdlxokc gi`zitlh mdldvkxivw xnd wdvodw aodch act~ izziwdw xnd wntlx aodch
act~,
Xndvdaivd }ndl xnd mdldvkxiv ow cikhdh xnd xdv`olkc qicxkmd ia xnd mdldvkxiv akccw
ia vkzohcy xi rdvi,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
26/43
GI@@TXKXOIL
Ol hg `kgnoldw xnd olhtgdh d`a ow kl kcxdvlkxolm,
Xnow kcxdvlkxolm d`a ow gilqdvxdh olxi tlohovdgxoilkc d`a fy `dklw ia twolm
gi``txkxivw,
Xnd d`a olhtgdh ol xnd kv`kxtvd gioc ow rdvi }ndl ox ow kx xnd `kmldxog
ldtxvkc k~ow klh vdqdvwdw kw ox zkwwdw xnvitmn ox,
Xndvdaivd fvtwndw voholm iqdv xnd gi``txkxiv wdm`dlxw kvd zckgdh kx xnd
`kmldxog ldtxvkc k~ow wi kw xi wnivx govgtox xnd gioc ol }nogn d`a olhtgdh ow rdvi
klh daadgx vdqdvwkc ia hovdgxoil ia d`a,
Xnow vdqdvwkc ia d`a klh gtvvdlx xkeolm zckgd ol xnd wnivx govgtoxdh gioc }ndl
ox gviwwdw xnd `kmldxog ldtxvkc k~ow ow gkccdh gi``txkxoil,
Xnd xo`d xkedl fy xnd wnivx govgtoxdh gioc xi `iqd kgviww xnd fvtwn wnivx
govgtoxolm# ox ow gkccdh gi``txkxoil xo`d iv zdvoih ia gi``txkxoil,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
27/43
D,@,A, D[TKXOIL AIV HG MDLDVKXIVW2
Cdx Lt`fdv ia zicdw 0 Z
Act~ zdv zicd 0 ]dfdvw
Xixkc lt`fdv ia gilhtgxivw 0 R
Wzddh ia vixkxoil ia kv`kxtvd 0 L xtvlw
Lt`fdv ia zkvkccdc zkxnw 0 K
Kggivholm xi Akvkhkyw Ck} ia dcdgxvi`kmldxog olhtgxoil# kqdvkmd d`a olhtgdh ol dkgn
gilhtgxiv ow d{tkc xi xnd vkxd ia gnklmd ia act~ ol }dfdvw zdv wdgilh,
Ol ild vdqictxoil act~ gtx fy dkgn kv`kxtvd gilhtgxiv#
h 0 Z }dfdvw
Xo`d xkedl fy kv`kxtvd xi gi`zcdxd ild vdqictxoil hx 0 1:)L wdgilhw
Xndvdaivd# d`a olhtgdh ol dkgn gilhtgxiv 0 h ) hx 0 ZL ) 1: qicxw
Lt`fdv ia kv`kxtvd gilhtgxivw - gilldgxdh ol wdvodw ol dkgn zkvkccdc zkxn 0 R)K
Xndvdaivd d`a olhtgdh ol hg mdldvkxiv D 0 d`a olhtgdh ol dkgn gilhtgxiv ~ lt`fdv ia zkvkccdc zkxn
D,@,A, olhtgdh ol hg mdldvkxivD 0 ZL ) 1: ~ R ) K qicxw
Lt`fdv ia zkvkccdc zkxnw ia }kqd }olholm 0 6
Lt`fdv ia zkvkccdc zkxnw ia ckz }olholm 0 lt`fdv ia zicdw .Z/ aiv ckz ]olholm
Kv`kxtvd }olholm atlhk`dlxkcw
Ol `ihdvl hg `kgnoldw# hvt` xyzd ia kv`kxtvd }olholmw ow zviqohdh, Ol xnow xyzd# xnd giocwkvd }itlh klh zckgdh olxi xnd olwtckxdh wcixw ia xnd kv`kxtvd,
K gioc }oxn `ivd xnkl ild xtvl ow eli}l kw `tcxo xtvl gioc,
Xnd giocw kvd kc}kyw zckgdh ol x}i wcixw }nogn kvd kzzvi~o`kxdcy ild zicd zoxgn kzkvx,
Xnd zivxoil ia k gioc zckgdh olwohd k wcix ow gkccdh gioc wohd klh dkgn gioc }occ nkqd lt`fdv iagilhtgxivw,
Xnd howxklgd fdx}ddl xnd x}i gioc wohdw ia k gioc ow xdv`dh kw gioc zoxgn# }nogn ow d~zvdwwdhol xdv`w ia lt`fdv ia wcixw,
Xnd dlhw ia k gioc kvd gilldgxdh xi x}i hoaadvdlx gi``txkxiv wdm`dlxw il xnd gi``txkxiv,
Xnd howxklgd ol xdv`w ia lt`fdv ia gi``txkxiv wdm`dlxw# fdx}ddl xnd gi``txkxivwdm`dlxw xi }nogn xnd dlhw ia k gioc kvd gilldgxdh ow gkccdh gi``txkxiv zoxgn,
Xnd hitfcd ckydv }olholmw kvd zvdwdlx ol xnd hg `kgnold, Ol hitfcd ckydv }olholm xndvd }occfd x}i gioc wohdw fdcilmolm xi x}i hoaadvdlx giocw ol dkgn wcix,
Oa k gioc wohd ia ild gioc ow ckoh ol xnd xiz ckydv ia k wcix# xnd ixndv gioc wohd ia xnd wk`d giociggtzodw xnd fixxi` ckydv ia xnd wcix twtkccy ild zicd zoxgn,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
28/43
Hvt` xyzd ia }olholm nkw x}i xyzdw,
;, Ckz }olholm
6, ]kqd }olholm
Ckz }olholm
Ol ckz }olholm dkgn gioc ow gilldgxdh ol wdvodw }oxn ld~x gioc tlhdv xnd wk`d zicdzkov,
Oa xnd wxkvx ia ild gioc ow gilldgxdh xi ild zkvxogtckv gi``txkxiv wdm`dlx# xnd dlhia xnkx gioc klh wxkvx ia xnd ld~x gioc kvd gilldgxdh xi xnd ld~x gi``txkxiv wdm`dlx doxndvxi xnd vomnx iv cdax ia xnd aovwx gi``txkxiv wdm`dlx,
Xnow zvigdww ow gilxoltdh xocc kcc xnd giocw kvd gilldgxdh, Ndvd xnd gi``txkxiv zoxgnow kc}kyw % ;,
Ol ckz }olholm xndvd kvd kw `kly zkvkccdc zkxnw kw xndvd kvd lt`fdv ia zicdw,
Xnd d`a olhtgdh ol kly mdldvkxiv ow d{tkc xi xnd d`a olhtgdh ol kcc xnd giocw ol kzkvkccdc zkxn,
Xndvdaivd ckz }olholm ow twdh ol ci} qicxkmd ckvmd gtvvdlx hg `kgnoldw,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
29/43
HG @IXIV IZDVKXOIL
GNKVKXDVOWXOGW IA HG @IXIVW
;, Xiv{td ) Kv`kxtvd gtvvdlx gnkvkgxdvowxogw
6, Wzddh ) Kv`kxtvd gtvvdlx gnkvkgxdvowxogw
7, Wzddh ) Xiv{td gnkvkgxdvowxogw
GNKVKGXDVOWXOGW IA HG WNTLX @IXIV
XIV[TD)KV@KXTVD GTVVDLX GNKVKGXDVOWXOGW,
Xnd xiv{td hdqdcizdh fy xnd hg `ixiv X Ok
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
30/43
Ol gkwd ia hg wntlx `ixivw xnd aodch d~goxkxoil gtvvdlx ow gilwxklx
klh wtzzcy qicxkmd ow edzx gilwxklx, Xndvdaivd act~ zdv zicd
}occ fd gilwxklx,
X Ok
Xndvdaivd xiv{td hdqdcizdh ol k hg wntlx `ixiv }occ fd hovdgxcy
zvizivxoilkc xi xnd kv`kxtvd gtvvdlx, Xnd mvkzn vdzvdwdlxolm xnd
qkvokxoil ia xiv{td }oxn kv`kxtvd gtvvdlx,
WZDDH)KV@KXTVD GTVVDLX GNKVKGXDVOWXOGW
Xnd fkge d`a d{tkxoil aiv hg `ixiv ow Df 0 ZLR 0
Q Ok Vk
1:K
]ndvd E 0 1:K) RZ klh ox ow gilwxklx,
Ol hg wntlx `ixiv# }ndl wtzzcy qicxkmd Q ow edzx gilwxklx xnd
wntlx aodch gtvvdlx klh ndlgd act~ zdv zicd }occ kcwi fdgilwxklx,
L Q Ok Vk
Xnd wzddhw ia xnd hg wntlx `ixiv hdgvdkwdw }oxnolgvdkwd ol kv`kxtvd gtvvdlx htd xi cikholm,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
31/43
Xnd mvkzn vdzvdwdlxolm qkvokxoil ia wzddh }oxn kv`kxtvdgtvvdlx ow hviizolm wcomnxcy,
Xnd hviz ow wzddh avi` li cikh xi atcc cikh }occ fd kfitx 7 xi 1zdvgdlx,
Ftx xnd kv`kxtvd vdkgxoil daadgx }dkedlw xnd aodch il cikh klh xdlhwxi izziwd hviz ol wzddh wi xnkx xnd vkvdcy hvizw fy `ivd xnkl kfitx4 zdvgdlx avi` li cikh xi atcc cikh,
Xndvdaivd wntlx `ixiv ow gilwohdvdh kw gilwxklx wzddh `ixiv,
WZDDH)XIV[TD GNKVKGXDVOWXOGW2
Avi` xnd kfiqd x}i gnkvkgxdvowxogw ia hg wntlx `ixiv# xndxiv{td hdqdcizdh klh wzddh kx qkvoitw kv`kxtvd gtvvdlxw ia hgwntlx `ixiv `ky fd lixdh,
Oa xndwd qkctdw kvd zcixxdh# xnd mvkzn vdzvdwdlxolm xnd qkvokxoil iawzddh }oxn xiv{td hdqdcizdh ow ifxkoldh,
Xnow gtvqd vdwd`fcdw xnd wzddh Qw gtvvdlx gnkvkgxdvowxogw kw xnd
xiv{td ow hovdgxcy zvizivxoilkc xi xnd kv`kxtvd gtvvdlx,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
32/43
GNKVKGXDVOWXOGW IA H,G WDVODW @IXIVW
Ol hg wdvodw `ixivw# xnd cikh gtvvdlx hvk}l avi` xnd wtzzcy zkwwdw xnvitmn fixn
kv`kxtvd klh aodch }olholmw kw xndy kvd ol wdvodw
Xndvdaivd }ndl xnd cikh il xnd `ixiv gnklmdw# aodch act~ kcwi gnklmdw,
Ndlgd xnd gnkvkgxdvowxogw ia H,G, wdvodw `ixivw dlxovdcy hoaadv avi` xnd
gnkvkgxdvowxogw ia H,G, wntlx `ixivw,
XIV[TD Qw KV@KXTVD GTVVDLXGNKVKGXDVOWXOGW
Xiv{td hdqdcizdh ol kly hg `ixiv X Ok,
Ol wdvodw `ixivw wolgd aodch gtvvdlx ow d{tkc xi kv`kxtvd gtvvdlx,
Xndvdaivd# }ndl Ok ow w`kcc# ow zvizivxoilkc xi Ok,
Xndl xiv{td hdqdcizdh ol hg wdvodw `ixiv X Ok6,
Xndvdaivd xnd xiv{td ow zvizivxoilkc xi w{tkvd ia xnd kv`kxtvd gtvvdlx kx
ci} qkctdw ia kv`kxtvd gtvvdlx,
]ndl Ok ow ckvmd vd`kolw gilwxklx htd xi wkxtvkxoil,
Xndl X Ok,
Xndvdaivd xiv{td ow zvizivxoilkc xi kv`kxtvd gtvvdlx kx ckvmd qkctdw ia
kv`kxtvd gtvvdlx,
Xntw# xnd xiv{td Qw kv`kxtvd gtvvdlx gnkvkgxdvowxogw fdmolw xi vowd
zkvkficogkccy kx ci} qkctdw ia kv`kxtvd gtvvdlx klh }ndl wkxtvkxoil ow
vdkgndh ox fdgi`dw k wxvkomnx cold kw wni}l ol xnd aicci}olm aomtvd,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
33/43
WZDDH QW KV@KXTVD GTVVDLX GNKVKGXDVOWXOGW
Gilwohdv xnd wzddh d{tkxoil
]ndl wtzzcy qicxkmd Q ow edzx gilwxklx# wzddh ia xnd `ixiv }occ fd
olqdvwdcy zvizivxoilkc xi act~, Ol hg wdvodw `ixivw aodch d~goxolm gtvvdlx
ow d{tkc xi kv`kxtvd gtvvdlx }nogn nkzzdldh xi cikh gtvvdlx, Xndvdaivd
kx comnx cikhw# }ndl wkxtvkxoil ow lix kxxkoldh# act~ }occ fd zvizivxoilkc
xi kv`kxtvd gtvvdlx klh ndlgd wzddh }occ fd olqdvwdcy zvizivxoilkc xi
xnd kv`kxtvd gtvvdlx, Ndlgd wzddh Qw kv`kxtvd gtvvdlx gnkvkgxdvowxogw
ia hg wdvodw `ixiv }occ fd vdgxklmtckv nyzdvfick kw wni}l ol xnd
aicci}olm aomtvd,
Kw xnd cikh il xnd `ixiv ow olgvdkwdh kv`kxtvd gtvvdlx olgvdkwdw klh
aodch mdxw wkxtvkxdh, Ilgd aodch ow wkxtvkxdh act~ }occ fd gilwxklx
ovvdwzdgxoqd ia olgvdkwd ol kv`kxtvd gtvvdlx, Xndvdaivd kx ndkqy cikhw#
wzddh }occ fd gilwxklx, Xnow xyzd hg wdvodw `ixiv nkw nomn wxkvxolm
xiv{td,
WZDDH QW XIV[TD GNKVKGXDVOWXOGW
Xnd wzddh Qw Xiv{td gnkvkgxdvowxogw ia wdvodw `ixiv }occ fd wo`ockv xi xndwzddh Qw kv`kxtvd gtvvdlx gnkvkgxdvowxogw, Ox }occ fd k vdgxklmtckv
nyzdvfick kw wni}l ol xnd aicci}olm aomtvd,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
34/43
Ol hg wdvodw `ixivw# xiv{td olgvdkwdw }oxn hdgvdkwd ia wzddh klh xndy kvd `iwx wtoxkfcd
aiv izdvkxolm gvkldw# coaxw# xvkolw# dxg,
GNKVKGXDVOWXOGW IA H,G, GI@ZITLH @IXIVW2
Ol hg gi`zitlh `ixivw fixn wntlx aodch klh wdvodw aodch }occ fd kgxolm
wo`tcxklditwcy, Ol gt`tckxoqd gi`zitlh `ixivw xnd wdvodw aodch kwwowxw xnd wntlx aodch, Ol
wtgn `ixivw }ndl kv`kxtvd gtvvdlx olgvdkwdw xnd aodch act~ olgvdkwdw, Wi aiv moqdl
kv`kxtvd gtvvdlx xnd xiv{td hdqdcizdh }occ fd mvdkxdv klh wzddh ci}dv }ndl gi`zkvdh xi
k wntlx `ixiv, Ol hoaadvdlxokccy gi`zitlhdh `ixivw xnd wdvodw aodch izziwdw xnd wntlx
aodch, Xndvdaivd }ndl kv`kxtvd gtvvdlx olgvdkwdw xnd aodch act~ hdgvdkwdw, Wi aiv moqdl
kv`kxtvd gtvvdlx# xnd xiv{td hdqdcizdh }occ fd ci}dv klh xnd wzddh mvdkxdv }ndl
gi`zkvdh xi wntlx `ixiv,
Xiv{td Qw kv`kxtvd gtvvdlx klh wzddh Qw kv`kxtvd gtvvdlx gnkvkgxdvowxogw ia hg
gi`zitlh `ixivw kvd wni}l ol xnd aicci}olm aomtvd,
Xnd wzddh Qw xiv{td gnkvkgxdvowxogw kvd gi`zkvdh }oxn xnkx ia wntlx `ixiv kw
wni}l ol xnd aicci}olm aomtvd,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
35/43
WXKVXOLM IA HG @IXIVW
Ol xnd hg `ixivw# kx xnd olwxklx ia wxkvxolm# xnd fkge d`a Df 0 : klh kv`kxtvd vdwowxklgd ow qdvy cdww,
Xndvdaivd oa vkxdh liv`kc qicxkmd ow kzzcodh xi xnd kv`kxtvd xdv`olkcw ia xnd `ixiv xnd wxkvxolm gtvvdlx
}itch fd hklmdvitwcy nomn,Xnow nomn gtvvdlx zvihtgdw nomn `dgnklogkc wxvdww klh kcwi ndkxolm }nogn
`ky hk`kmd xnd }olholm, @ivdiqdv xndvd }itch fd ckvmd qicxkmd hviz ol xnd wtzzcy cold klh xnowkaadgxw xnd ixndv `kgnoldw }iveolm ol xnd wk`d wtzzcy cold,Xndvdaivd xi co`ox xnd wxkvxolm gtvvdlx xi k
wkad qkctd vdhtgdh qicxkmd wnitch fd kzzcodh xi xnd `ixiv kx xnd xo`d ia wxkvxolm tlxoc ox zogew tz wzddh
klh hdqdciz wtaaogodlx fkge d`a, Xndl atcc liv`kc vkxdh qicxkmd gitch fd kzzcodh xi fvolm xnd `ixiv xi
xnd vkxdh wzddh, Xnow gitch fd kgnodqdh twolm wxkvxdvw,
X_ZDW IA WXKVXDVW
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
36/43
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
37/43
]ndl xnd wxkvxdv nklhcd ow `iqdh klh `kedw gilxkgx }oxn aovwx wxth atcc qicxkmd ow kzzcodh
xi wdvodw gi`folkxoil ia vdwowxiv dcd`dlxw klh kv`kxtvd,
Xndvdaivd k vdhtgdh qicxkmd ow kzzcodh xi xnd kv`kxtvd htd xi hviz ol xnd vdwowxiv dcd`dlxw
klh wxkvxolm gtvvdlx ow co`oxdh xi wkad qkctd,
Kx xnd wk`d xo`d atcc qicxkmd ow kzzcodh kgviww xnd wntlx aodch klh xnow dwxkfcowndw liv`kc
act~,
Kw xnd wxkvxdv nklhcd ow `iqdh xi}kvhw vomnx avi` ild wxth xi ld~x wxth xnd vdwowxiv
dcd`dlxw kvd gtx itx ild fy ild klh xnd qicxkmd kzzcodh xi kv`kxtvd olgvdkwdw wxdz fy
wxdz,
Aolkccy }ndl kcc xnd vdwowxklgd dcd`dlxw kvd gtx itx xnd nklhcd ow ol ilziwoxoil klh atcc
qicxkmd ow kzzcodh kgviww xnd kv`kxtvd xdv`olkcw,
Li} xnd gtvvdlx aci}olm xnvitmn xnd li qicx vdcdkwd gioc hdqdcizw kl kxxvkgxoqd aivgd iqdv
xnd wiax ovil zodgd ao~dh xi xnd wxkvxdv nklhcd,
Kx liv`kc qicxkmd xnow kxxvkgxoqd aivgd nichw xnd nklhcd ol il ziwoxoil kmkolwx xnd wzvolm
xdlwoil kx xnd zoqixdh dlh ia xnd nklhcd,
]ndl xnd kzzcodh qicxkmd akccw fdci} gdvxkol qkctd iv kx xnd olxdvvtzxoil ia wtzzcy
qicxkmd# xnd kxxvkgxoqd aivgd hdqdcizdh kx xnd li qicx vdcdkwd gioc iqdv xnd nklhcd `ky
lix fd wtaaogodlx xi hddz xnd nklhcd ol il ziwoxoil kmkolwx xnd wzvolm xdlwoil,
Xndvdaivd xnd nklhcd acodw fkge xi iaa ziwoxoil o``dhokxdcy klh kqiohw vdwxkvxolm ia `ixiv
il vdwt`zxoil ia wtzzcy,
Oa wtgn kvvklmd`dlx ow lix xndvd ol xnd wxkvxdv klh xnd nklhcd ow il ziwoxoil# il vdwt`zxoil
ia wtzzcy atcc qicxkmd }itch fd kzzcodh xi xnd kv`kxtvd xdv`olkcw,
Kcwi# xnd qicxkmd vdcdkwd gioc ow gilldgxdh ol wdvodw }oxn xnd wntlx aodch# xnd wxkvxdv nklhcd
ow vdcdkwdh xi iaa ziwoxoil }ndldqdv xnd aodch govgtox fd izdldh,
Xnow kqiohw vkgolm iv `ixiv xi nomn wzddh,
Xnd iqdv cikh vdcky ow gilldgxdh ol wdvodw }oxn xnd kv`kxtvd govgtox klh gkvvodw cikh
gtvvdlx,
]ndl `ixiv ow iqdv cikhdh xnd gtvvdlx xnvitmn iqdv cikh vdcky olgvdkwdw, Oa xnow gtvvdlx
d~gddhw k zvdhdxdv`oldh qkctd# xnd ``a zvihtgdh fy xnd iqdv cikh gioc coaxw xnd
zoqixdh ovil zodgd tlhdvldkxn xnd gioc,
Xnow ovil zodgd wnivx govgtoxw xnd li qicxkmd vdcdkwd gioc klh hdwxviy oxw kxxvkgxoqd aivgd
iqdv xnd nklhcd,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
38/43
Xndvdaivd xnd nklhcd ow vdcdkwdh xi iaa ziwoxoil,
]ndl xnd nklhcd `iqdh xi vomnx klh vdwowxklgd dcd`dlxw ow gtx itx# xndy kvd ol xtvl#
olgcthdh ol xnd aodch govgtox,
Wolgd xnd vdwowxklgd ia xndwd dcd`dlxw ow qdvy w`kcc# olgctwoil ia xnd` ol xnd aodch govgtoxhidw lix kaadgx xnd aodch gtvvdlx kzzvdgokfcy,
Klixndv o`zivxklx ziolx ow xnkx xnd kv`kxtvd klh wntlx aodch govgtoxw kvd gciwdh kmkolwx
dkgn ixndv xnvitmn xnd wxkvxolm vdwowxiv dcd`dlx dqdl }ndl xnd nklhcd ow ol iaa
ziwoxoil,
Xndvdaivd xnd dldvmy wxivdh ol `kmldxog govgtox mdxw howwozkxdh wci}cy xnvitmn wxkvxolm
klh kv`kxtvd vdwowxklgdw,
Xntw olhtgxklgd ow kqiohdh,
AITV ZIOLX WXKVXDV
Ol 7 ziolx wxkvxdv xnd li qicx vdcdkwd gioc mdxw gilldgx ol wdvodw }oxn wntlx aodch }olholm,
]ndl d~xdvlkc vdwowxklgd ow olgcthdh ol wdvodw }oxn xnd wntlx aodch }olholm ol ivhdv xi
gilxvic xnd wzddh ia xnd `ixiv# xnd aodch gtvvdlx }nogn ow aci}olm xnvitmn xnd li qicx
vdcdkwd gioc hdgvdkwdw,
Xndvdaivd htd xi xnow hdgvdkwdh gtvvdlx# xnd li qicx gioc `ky fdgi`d wi }dke kw xi fd
tlkfcd xi eddz xnd nklhcd ol il ziwoxoil,
Xnow ow xnd `kol hvk}fkge ol 7 ziolx wxkvxdv,
Ol k 8 ziolx wxkvxdv xndvd kvd 8 xdv`olkcw C%# C-# K klh A aiv gilldgxolm xnd hg `ixiv xi
xnd wtzzcy kw wni}l ol xnd aicci}olm aomtvd,
Ndvd xnd li qicx vdcdkwd gioc ol wdvodw }oxn k zvixdgxoqd vdwowxiv Vz ow gilldgxdh kgviww xnd
xdv`olkcw C%# C-,
Xnd izdvkxoil ia xnd aitv ziolx wxkvxdv ow wk`d kw xnkx ia 7 ziolx wxkvxdv d~gdzx xnd gtvvdlx
xnvitmn li qicx gioc hdzdlhw tzil xnd wtzzcy qicxkmd kcild,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
39/43
WZDDH GILXVIC IA HG @IXIVW
Avi` xnd xiv{td d{tkxoil ia hg `ixivw# xnd wzddh
avi` xnow d{tkxoil ox ow gcdkv xnkx xnd wzddh ia hg `ixiv ow hovdgxcy zvizivxoilkc xi fkge
d`a klh olqdvwdcy zvizivxoilkc xi xnd act~ iv d~goxolm aodch gtvvdlx, Ndvd xnd fkge d`a
`ky fd qkvodh doxndv fy qkvyolm xnd wtzzcy qicxkmd iv olgvdkwolm xnd kv`kxtvd vdwowxklgd,
Xndvdaivd xnd wzddh ia hg `ixiv gkl fd gilxviccdh fy xnd aicci}olm 7 `dxnihw,
;, ]KVH CDILKVH @DXNIH
6, KV@KXTVD VDWOWXKLGD GILXVIC @DXNIH
7, AODCH GILXVIC @DXNIH
Kv`kxtvd Vdwowxklgd gilxvic `dxnih
Ol xnow `dxnih ia wzddh gilxvic kl d~xdvlkc vdwowxklgd
Vw ow gilldgxdh ol wdvodw }oxn xnd kv`kxtvd kw wni}l
ol xnd aicci}olm aomtvd,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
40/43
Xnd qicxkmd hviz ol xnd d~xdvlkc vdwowxklgd Vw
hdgvdkwdw xnd kzzcodh qicxkmd kx xnd kv`kxtvd
xdv`olkcw klh xndvdfy vdhtgdw xnd fkge d`a,
Xndvdaivd xnd wzddh ia xnd `ixiv hdgvdkwdw, Fy xnow
`dxnih ox ow ziwwofcd xi vdhtgd xnd wzddh ia `ixiv
fdci} oxw liv`kc vkxdh wzddh, ]ndl xnd d~xdvlkc
vdwowxklgd gilldgxdh ol wdvodw }oxn xnd kv`kxtvd Vw 0
:# cdx xnd wzddh ia xnd `ixiv fd L; vz`, Xndl
Ndvd V; 0 Vk ol gkwd ia hg wntlx `ixivw, Ftx ol gkwd
ia hg wdvodw klh hg gi`zitlh `ixivw V; 0 Vk % Vwd,
Oa Vw ow d~xdvlkc vdwowxklgd gilldgxdh ol wdvodw }oxn
kv`kxtvd govgtox# cdx xnd wzddh ia xnd `ixiv d{tkc xiL6 vz`,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
41/43
Hvk}fkgew ol kv`kxtvd vdwowxklgd gilxvic
`dxnih
.o/ Ol hg wntlx `ixivw xnd aodch d~goxkxoil klh act~
zvihtgdh fy ox vd`kolw gilwxklx, Xndvdaivd xiv{td
hdqdcizdh }occ vd`kol gilwxklx, Ftx itxztx ia `ixiv
vdhtgdw htd xi vdhtgdh wzddh ia `ixiv, Xnow olgvdkwdw
xnd gizzdv ciww ol xnd `ixiv klh hdgvdkwdw xnd
daaogodlgy,
.oo/ Xnd wdvodw vdwowxklgd Vw `twx nkqd wtaaogodlx
gtvvdlx vkxolm xi }oxnwxklh xnd vkxdh klh dqdl iqdv
cikh gtvvdlxw, Xnow `kedw xnd vdwowxklgd ftcey klh
d~zdlwoqd, Wtoxkfcd kvvklmd`dlxw wnitch kcwi fd
`khd xi howwozkxd xnd ndkx zvihtgdh fy xnd O6V ciww ol
xnd vdwowxiv,
.ooo/ Wzddh vdmtckxoil ow qdvy ziiv klh ox ow ziwwofcd xi
ifxkol ilcy wzddhw fdci} xnd vkxdh wzddh,
Aodch gilxvic `dxnih iv act~ gilxvic `dxnih
Ol aodch gilxvic `dxnih# xnd aodch d~goxolm gtvvdlx ow
qkvodh xi gilxvic xnd wzddh ia hg `ixivw, Ol xnd gkwd
ia hg wntlx `ixivw klh hg gi`zitlh `ixivw d~xdvlkcvdwowxklgd ow gilldgxdh ol wdvodw }oxn xnd wntlx aodch
}olholm, Ftx ol gkwd ia hg wdvodw `ixivw d~xdvlkc
vdwowxklgd gkccdh hoqdvxdv ow gilldgxdh kgviww xnd
wdvodw aodch kw wni}l ol xnd aicci}olm aomtvd,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
42/43
Ol fixn kvvklmd`dlxw# xnd gtvvdlx aci}olm xnvitmn xnd
aodch }olholmw ow hdgvdkwdh, Hdgvdkwd ol aodch d~goxolm
gtvvdlx vdhtgdw xnd act~, Kw xnd wzddh ia xnd `ixiv ow
olqdvwdcy zvizivxoilkc xi act~ xnd wzddh ia `ixiv
olgvdkwdw, Xntw fy aodch gilxvic `dxnih xnd `ixivw
gkl fd izdvkxdh kx wzddhw kfiqd liv`kc vkxdh wzddh,Wolgd xiv{td hdqdcizdh ow hovdgxcy zvizivxoilkc xi act~#
xnd hdgvdkwd ol act~ hdgvdkwd xnd aodch d~goxkxoil
gtvvdlx# }nogn vdwtcxw vdhtgxoil ol xnd xiv{td, Ftx kx
xnd wk`d xo`d xnd olgvdkwd ol wzddh htd xi hdgvdkwd
ol act~ eddzw xnd zi}dv hdqdcizdh gilwxklx,
8/3/2019 BE.(First Year) Electrical Engineering - Machines & Transformer
43/43