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Identification of Different Process

Work done dur...

Question

Work done during isothermal expansion depends on change in

A

volume

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B

pressure

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C

both (a) and (b)

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D

none of these

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Solution

The correct option is D both (a) and (b)
Work done in isothermal expansion is given as $W = n R T ln (\frac{V_{f}}{V_{i}}) = n R T ln (\frac{P_{i}}{P_{f}})$ . Thus it depends both on pressure and volume.

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