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Question
A thermodynamic system goes from states
(i) P, V to 2P, V (ii) P, V to P, 2V
The work done in the two cases is ____________.
Options
zero, zero
zero, PV
PV, zero
PV, PV
MCQ
Fill in the Blanks
Solution
The work done in the two cases is zero, PV.
Explanation:
There is no change in volume in the first example. As a result, no work has been completed.
W = P(2V - V) = PV in the second example.
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Heat, Internal Energy and Work
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