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Physics
Kinetic Theory
A thermodynamic system is taken through the cycle ABCD as shown in figure. Heat rejected by the during the cycle is :
\(\frac{1}{2}PV\)
PV
2PV
4PV
In cyclic process : \(\Delta U = 0 \)
So, Q = W = -2(2P-P)(3V-V) = -2PV