The efficiency of an ideal heat engine working between the freezing point and boiling point of water, isA. `6.25%`B. `12.5%`C. `20 %`D. `26.8%`

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

1.	The efficiency of an ideal heat engine working between the freezing point and boiling point of water, isA. `6.25%`B. `12.5%`C. `20 %`D. `26.8%`
Answer» Correct Answer - D `eta = 1 - (T_(2))/(T_(1)) = 1 - (273)/(373) = (100)/(373) = (100 xx 100)/(373) = 26.8%`

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The efficiency of an ideal heat engine working between the freezing point and boiling point of water, isA. `6.25%`B. `12.5%`C. `20 %`D. `26.8%`

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