AIPMT PRELIMS2012Physics-Thermodynamics
AIPMT PRELIMS 2012 Physics Heat Engines MCQ Question
Type: MCQ-numerical-Hard-Class 11
A thermodynamic system is taken through the cycle ABCD as shown in figure. Heat rejected by the gas during the cycle is
A
PV
B
2 PV
C
4 PV
D
½ PV
Correct Answer
Option B
Detailed Explanation
The work done W = -2PV, and since Q = W + ΔE, the heat rejected Q = -2PV.
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