1.

A piston of cross-section area 100 cm is used in a hydraulic press to exert a force of 10^(7) dynes on the water. The cross-sectional area of the other piston which supports an object having a mass 2000kg

Answer»

`100 cm^(2)`
`10^(9) cm^(2)`
`2XX10^(4)cm^(2)`
`2xx10^(10)cm^(2)`

ANSWER :C


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