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Calculate the efficiency of an engine wh...

Calculate the efficiency of an engine whose working substance absorbs 3000 J of heat from the source and rejects 2000 J of heat to the sink.

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To calculate the efficiency of the engine, we can follow these steps: ### Step-by-Step Solution: 1. **Identify the Given Values:** - Heat absorbed from the source (Q1) = 3000 J - Heat rejected to the sink (Q2) = 2000 J ...
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