A small cylinder of 2 cm diameter is connected to a large cylinder of 20 cm diameter and each cylinder is fitted with suitable pistons. An incompressible fluid is filled in the cylinders. A force of 60 N is applied to the piston of the small cylinder, then the force exerted on the piston of the large cylinder will be
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a
12000N
b
6000N
c
1200N
d
600N
answer is B.
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Detailed Solution
According to Pascal's law, pressure of a fluid is transmitted equal in all directions. HenceF1A1=F2A2 or F2=F1A1×A2 ∴ F2=60π×(0⋅02)2×π×(0⋅2)2 = 6000N
A small cylinder of 2 cm diameter is connected to a large cylinder of 20 cm diameter and each cylinder is fitted with suitable pistons. An incompressible fluid is filled in the cylinders. A force of 60 N is applied to the piston of the small cylinder, then the force exerted on the piston of the large cylinder will be