FORCEFORCE

conclusion

conclusion

PASCAL PASCAL PRINCIPLEPRINCIPLE

PASCAL PASCAL PRINCIPLEPRINCIPLE

AN ENCLOSED FLUID AN EXTERNALLY APPLIED PRESSURE

IS TRANSMITTED UNIFORMLY IN ALL DIRECTION

1

2

345

6

7

USE TO LIFT HEAVY LOAD

HYDRAULIC JACKS

O

P

R

E

O = HANDLE

P = IS PRESSED DOWN

E1 = VALVE A CLOSE

E2 = SMALL PISTON FORCES HYDRAULIC FLUID THROUGH VALVE B

R = PRESSURE TRANSMITTED IN A LARGE FORCE ON LOAD

O = HANDLEP = IS RAISED

E1 = VALVE B CLOSE

E2 =FLUID FLOWS FROM THE BUFFER TANK THROUGH VALVE A INTO SMALL CYLINDER

R = LIFTED UP THE LOAD

HYDRAULIC JACKS

USE TO LIFT HEAVY LOAD

O BRAKE PEDAL

P IS PRESSED

E1

E2

THE PISTONAPPLIES APRESSURE

ON THE BRAKE FLUID

THIS PRESSURE IS TRANSMITTED TOEACH CYLINDER AT THE WHEELS

RCAUSE A PAIR OF FRICTION PADS TO PRESS

AGAINST SURFACE BRAKE DISCS

HYDRAULIC PUMP

O

P

E

USE TO LIFT CAR/LORRYIN MOTOR

WORKSHOP

SMALL CYLINDER

IS COMPRESSED

PRESSURE IS TRANSMITTED BY OIL TO THE LARGE CYLINDER

R LIFT THE CAR

SOLUTION

EXAMPLE

SOLUTION

ARCHIMEDES’ARCHIMEDES’PRINCIPLEPRINCIPLE

ARCHIMEDES’ARCHIMEDES’PRINCIPLEPRINCIPLE

BERNOULLI’SBERNOULLI’SPRINCIPLEPRINCIPLE

BERNOULLI’SBERNOULLI’SPRINCIPLEPRINCIPLE

...END......END...