\( \mathrm{P} \) For an ideal heat engine, the temperature of the s...

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\( \mathrm{P} \)
For an ideal heat engine, the temperature of the source is \( 127^{\circ} \mathrm{C} \). In order to have \( 60 \% \) efficiency the temperature of the sink should be \( { }^{\circ} \mathrm{C} \). (Round off to the Nearest Integer)
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