The efficiency of an ideal heat engine working between the freezing...

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The efficiency of an ideal heat engine working between the freezing point and boiling point of water, is
[NEET 2018]
\( \mathrm{P} \)
(a) \( 26.8 \% \)
(b) \( 20 \% \)
(c) \( 6.25 \% \)
(d) \( 12.5 \% \)
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