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Mechanical Properties Of Fluids

Question
CBSEENPH11020615

A gas is taken through the cycle A → B → C → A, as shown, What is the net work done by the gas?


  • 2000 J

  • 1000 J

  • Zero

  • -2000 J 

Solution

B.

1000 J

Net work done = Area enclosed in pV curve i.e. Δ ABC
 = 1 half space straight x space 5 space straight x space 10 to the power of negative 3 end exponent space straight x space 4 space straight x space 10 to the power of 5 space straight J = 1000 J