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what will be the effect on the efficiency of an Otto Cycle having compression ratio 8, if C V increases by 1.6% C V , specific heat?

written 6.1 years ago by teamques10 ★ 68k

•   modified 5.2 years ago

ic engines

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1 Answer

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written 6.1 years ago by teamques10 ★ 68k

•   modified 6.1 years ago

Otto cycle efficiency is given by,

We know,

On taking its log,

Differentiating η with respect to , where ‘r’ is kept constant.

Given,

Therefore there is decrease in 1.026 % of efficiency with increase in 1.6 % specific heat at constant volume.

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