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8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat
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ITEM ANALYSIS FOR PHYSICS PAPER 1 (4 BESTARI) BASED ON QUESTION
w represent wr!n" #nswer$
% represent %!rre%t #nswer$
QUESTION
SUBTOPICS
NOTES
1.
1.2 BASE AND DERIVED QUANTITIES
2.
1.2 BASE AND DERIVED QUANTITIES
QS&
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 2 $.1 $.1 $.1
c 2% $%.$ $%.$ 1%%.%
T&tal 22 1%%.% 1%%.%
'.
QS1
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali c 22 1%%.% 1%%.% 1%%.%
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1.' SCA(AR AND VECTOR QUANTITIES
QS'
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # ' 1'.) 1'.) 1'.)
c 1$ *).+ *).+ 1%%.%
T&tal 22 1%%.% 1%%.%
+.
2.2 ANA(,SIN- OTION -RAP/
QS4
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # * ').+ ').+ ').+
c 1+ )'.) )'.) 1%%.%
T&tal 22 1%%.% 1%%.%
0.
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2.' INERTIA
QS
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # $ +%.$ +%.$ +%.$
c 1' 0$.1 0$.1 1%%.%
T&tal 22 1%%.% 1%%.%
).
2.12 E(ASTICIT,
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QS
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # $ +%.$ +%.$ +%.$
c 1' 0$.1 0$.1 1%%.%
T&tal 22 1%%.% 1%%.%
.
1.+ EASUREENT
QS*
Frequen
cy
Percen
t
Vali
Percent
Cu!ulati"e
PercentVali # 12 0+.0 0+.0 0+.0
c 1% +0.0 +0.0 1%%.%
T&tal 22 1%%.% 1%%.%
*.
1.2 BASE AND DERIVED QUANTITIES
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QS+
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 1) 2. 2. 2.
c ) 2.' 2.' 1%%.%
T&tal 22 1%%.% 1%%.%
$.
1.2 BASE AND DERIVED QUANTITIES
QS,
Frequen
cy
Percen
t
Vali
Percent
Cu!ulati"e
PercentVali # 1 +.0 +.0 +.0
c 21 $0.0 $0.0 1%%.%
T&tal 22 1%%.% 1%%.%
1%.
1.+ EASUREENT
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QS1-
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 1* *1.* *1.* *1.*
c + 1*.2 1*.2 1%%.%
T&tal 22 1%%.% 1%%.%
11.
2.* -RAVITATIONA( ACCE(ERATION
QS11
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 1) 2. 2. 2.
c ) 2.' 2.' 1%%.%
T&tal 22 1%%.% 1%%.%
12.
2.2 -RAP/ OTION
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QS1&
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 1 .' .' .'
c 0 22. 22. 1%%.%
T&tal 22 1%%.% 1%%.%
1'.
2.2 -RAP/ OTION
QS1'
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 12 0+.0 0+.0 0+.0
c 1% +0.0 +0.0 1%%.%
T&tal 22 1%%.% 1%%.%
1+.
2.* -RAVITATIONA( ACCE(ERATION
QS14
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 1+ )'.) )'.) )'.)
c * ').+ ').+ 1%%.%
T&tal 22 1%% % 1%% %
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10.
'.2 PRESSURE IN (IQUID
QS1
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali c 22 1%%.% 1%%.% 1%%.%
1).
2.2 -RAP/ OTION
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QS1
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 0 22. 22. 22.
c 1 .' .' 1%%.%
T&tal 22 1%%.% 1%%.%
1.
2.1% OR34ENER-,4 POER AND EFFICIENC,
QS1*Frequen
cyPercen
tVali
PercentCu!ulati"e
Percent
Vali # '1.* '1.* '1.*
c 10 )*.2 )*.2 1%%.%
T&tal 22 1%%.% 1%%.%
1*.
'.2 PRESSURE IN (IQUID
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QS1+
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # ) 2.' 2.' 2.'
c 1) 2. 2. 1%%.%
T&tal 22 1%%.% 1%%.%
1$.
'.0 ARC/IEDES5 PRINCIP(E
QS1,
Frequen
cy
Percen
t
Vali
Percent
Cu!ulati"e
PercentVali # 12 0+.0 0+.0 0+.0
c 1% +0.0 +0.0 1%%.%
T&tal 22 1%%.% 1%%.%
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2%.
'.1 PRESSURE
QS&-
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # ) 2.' 2.' 2.'
c 1) 2. 2. 1%%.% T&tal 22 1%%.% 1%%.%
21.
'.) BERNOU((I PRINCIP(E
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QS&1
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 1+ )'.) )'.) )'.)
c * ').+ ').+ 1%%.%
T&tal 22 1%%.% 1%%.%
22.
+.1 T/ERA( EQUI(IBRIU
QS&&
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 2 $.1 $.1 $.1
c 2% $%.$ $%.$ 1%%.%
T&tal 22 1%%.% 1%%.%
2'.
+.2 SPECIFIC /EAT CAPACIT,
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QS&'
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # '1.* '1.* '1.*
c 10 )*.2 )*.2 1%%.%
T&tal 22 1%%.% 1%%.%
2+.
+.+ -AS PRESSURE (A
20.
0.1 REF(ECTION OF (I-/T
QS&4
Frequen
cy
Percen
t
Vali
Percent
Cu!ulati"e
PercentVali # 1) 2. 2. 2.
c ) 2.' 2.' 1%%.%
T&tal 22 1%%.% 1%%.%
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QS&
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # $ +%.$ +%.$ +%.$
c 1' 0$.1 0$.1 1%%.%
T&tal 22 1%%.% 1%%.%
2).
+.' SPECIFIC (ATENT /EAT
QS&
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 11 0%.% 0%.% 0%.%
c 11 0%.% 0%.% 1%%.%
T&tal 22 1%%.% 1%%.%
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2.
+.+ -AS PRESSURE (A
QS&*
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 12 0+.0 0+.0 0+.0
c 1% +0.0 +0.0 1%%.% T&tal 22 1%%.% 1%%.%
2*.
2.1% CONSERVATION OF ENER-,
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QS&+
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # $ +%.$ +%.$ +%.$
c 1' 0$.1 0$.1 1%%.%
T&tal 22 1%%.% 1%%.%
2$.
2.$ FORCE IN EQUI(IBRIU
QS&,
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 1$ *).+ *).+ *).+
c ' 1'.) 1'.) 1%%.%
T&tal 22 1%%.% 1%%.%
'%.
2.$ FORCE IN EQUI(IBRIU
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QS'-
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 10 )*.2 )*.2 )*.2
c '1.* '1.* 1%%.%
T&tal 22 1%%.% 1%%.%
'1.
2.$ FORCE IN EQUI(IBRIU
QS'1
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # ) 2.' 2.' 2.'
c 1) 2. 2. 1%%.%
T&tal 22 1%%.% 1%%.%
'2.
2.$ FORCE IN EQUI(IBRIU
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QS'&
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 1% +0.0 +0.0 +0.0
c 12 0+.0 0+.0 1%%.%
T&tal 22 1%%.% 1%%.%
''.
2.1% OR34 ENER-,4 POER AND EFFICIENC,
QS''
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 2 $.1 $.1 $.1
c 2% $%.$ $%.$ 1%%.%
T&tal 22 1%%.% 1%%.%
'+.
2.2 -RAP/ OTION
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QS'4
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 1 .' .' .'
c 0 22. 22. 1%%.%
T&tal 22 1%%.% 1%%.%
'0.
+.2 SPECIFIC /EAT CAPACIT,
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QS'
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # ' 1'.) 1'.) 1'.)
c 1$ *).+ *).+ 1%%.%
T&tal 22 1%%.% 1%%.%
').
+.' SPECIFIC (ATENT /EAT
QS'
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 1' 0$.1 0$.1 0$.1
c $ +%.$ +%.$ 1%%.%
T&tal 22 1%%.% 1%%.%
'.
+.1 T/ERA( EQUI(IBRIU
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QS'*
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # $ +%.$ +%.$ +%.$
c 1' 0$.1 0$.1 1%%.%
T&tal 22 1%%.% 1%%.%
'*.
2.1 (INEAR OTION
QS'+
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 11 0%.% 0%.% 0%.%
c 11 0%.% 0%.% 1%%.%
T&tal 22 1%%.% 1%%.%
'$.
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0.1 REF(ECTION OF (I-/T
QS',
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 0 22. 22. 22.
c 1 .' .' 1%%.%
T&tal 22 1%%.% 1%%.%
+%.
2.1 (INEAR OTION
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QS4-
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 1 .' .' .'
c 0 22. 22. 1%%.%
T&tal 22 1%%.% 1%%.%
+1.
2.2 -RAP/ OTION
QS41
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 11 0%.% 0%.% 0%.%
c 11 0%.% 0%.% 1%%.%
T&tal 22 1%%.% 1%%.%
+2.
'.+ PASCA( PRINCIP(E
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QS4&
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # ) 2.' 2.' 2.'
c 1) 2. 2. 1%%.%
T&tal 22 1%%.% 1%%.%
+'.
2.* -RAVITATIONA( ACCE(ERATION
QS4'
Frequen
cy
Percen
t
Vali
Percent
Cu!ulati"e
PercentVali # 21 $0.0 $0.0 $0.0
c 1 +.0 +.0 1%%.%
T&tal 22 1%%.% 1%%.%
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++.
2.$ FORCE IN EQUI(IBRIU
QS44
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 1 .' .' .'c 0 22. 22. 1%%.%
T&tal 22 1%%.% 1%%.%
+0.
2.2 -RAP/ OTION
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QS4
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 1) 2. 2. 2.
c ) 2.' 2.' 1%%.%
T&tal 22 1%%.% 1%%.%
+).
2.$ FORCE IN EQUI(IBRIU
QS4
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # ) 2.' 2.' 2.'
c 1) 2. 2. 1%%.%
T&tal 22 1%%.% 1%%.%
+.
1.2 SCA(AR AND BASE QUANTITIES
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QS4*
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # ) 2.' 2.' 2.'c 1) 2. 2. 1%%.%
T&tal 22 1%%.% 1%%.%
+*.
'.+ PRESSURE
QS4+
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 1$ *).+ *).+ *).+
c ' 1'.) 1'.) 1%%.%
T&tal 22 1%%.% 1%%.%
+$.
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2.1 (INEAR OTION
QS4,
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # 11 0%.% 0%.% 0%.%
c 11 0%.% 0%.% 1%%.% T&tal 22 1%%.% 1%%.%
0%.
2.' INERTIA
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QS-
Frequency
Percent
ValiPercent
Cu!ulati"ePercent
Vali # * ').+ ').+ ').+
c 1+ )'.) )'.) 1%%.%
T&tal 22 1%%.% 1%%.%
CHAPTE
R
PERCENTA.E
QUESTION MOST
STUDENTS .ET
CORRECT ANS/ERS
ELABORATION OF DATA
1 (0+ ) 1--23
&-2
N!w st56ents #re #78e t! #nswer 95est:!n re"#r6:n" 7#se;
6er:e
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4 (0+) 1--23
&-2
It :s !7ser