Question
A piston of cross-section area 100 cm² is used in a hydraulic press to exert a force of 10⁷ dynes on the water. The cross-sectional area of the other piston which supports an object having a mass 2000 kg. is
Options :
100 cm²
10⁹cm²
2 x 10⁴cm²
2 x 10¹⁰cm²
Answer :
2 x 10⁴cm²
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