An inert gas in a closed system initially at 'A' undergoes changes in pressure (P) and...

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An inert gas in a closed system initially at 'A' undergoes changes in pressure (P) and volume (V) and returns back to 'A', according to the figure shown. Calculate change in heat (cal) during one cycle (A B C). (1 Pa m $^3$ = 1J).

P (Pa) 1 2 3 4 V(my)

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Answer 1

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