A heat engine undergoes a process in whi...

A heat engine undergoes a process in which its intemal energy decreases by 400 J and it gives out 150 J of heat. During the process

it does 250 J of work and its temperature rises

it does 250 J of work and its temperature falls

it does 550 J of work and its temperature rises

it does 550 J of work and its temperature falls

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SL ARORA-FLUIDS AT REST-Problem for self practice

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