A system works in a cylic process. It absorbs 20 calories of heat and rejects \( 60 \mathrm{~J} ...

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A system works in a cylic process. It absorbs 20 calories of heat and rejects \( 60 \mathrm{~J} \) of heat during the process. The magnitude of work done \( (\mathrm{J}) \) is \( [1 \) calorie \( =4.2 \mathrm{~J}] \).
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