A fixed mass of gas undergoes the cycle of changes represented by PQRSP as shown in Figure. In some of the changes, work is done on the gas and in others, work is done by the gas. In which pair of the changes work is done on the gas?
Text Solution
Verified by ExpertsThe correct answer is:
D
Work is done on the gas when in the process gas volume decreases which happens here only in processes 
and 
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