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Sahay Sir > Question Answers > MTG NEET Physics > Part 1 > Chapter 13 - Fluid Mechanics > In a hydraulic press, cross section area of the two massless piston are A1 = 4 cm^2 and A2 = 16 cm^2 15 N force is applied at a smaller piston to support a block of mass m kept on the other piston as shown. How much force is exterted at the other piston ?

In a hydraulic press, cross section area of the two massless piston are A1 = 4 cm^2 and A2 = 16 cm^2 15 N force is applied at a smaller piston to support a block of mass m kept on the other piston as shown. How much force is exterted at the other piston ?

A rectangular film of liquid is extended from (4cm×2cm) to (5cm×4cm). If the work done is 3 x 10^{-4}J In a hydraulic press the value of the surface tension of the liquid is