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Physics-

General

Easy

Question

A ideal monoatomic gas is carried around the cycle ABCDA as shown in the fig. The efficiency of the gas cycle is

$\frac{4}{21}$
$\frac{2}{21}$
$\frac{4}{31}$
$\frac{2}{31}$

The correct answer is: $fraction numerator 4 over denominator 21 end fraction$

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