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| 1. |
Hydraulic lift |
| Answer» It is used to lift a heavy load with a small force .it consist of two cylinders A and B of coss sectional area A1 ana A2 connected by a horizontal take pistons are fixed in both cylinders and the ststem is filled with fluid .the load which is to be filled is placed on piston A and force is applied on piston B.If force is applied on piston A,thenP1=f1\\A1Let f2 is the force which acts on pistonB , thenP1=f2\\A1From pascal\'s law p1=p2F1\\A1=f2\\A2=f1\\f2=A1\\A2A1 | |