NEET2024Physics-Thermodynamic Graph Based

NEET 2024 Physics Work Done in Thermodynamic Processes MCQ Question

Type: MCQ-conceptual-Medium-Class 11

A thermodynamic system is taken through the cycle abcd. The work done by the gas along the path bc is:

Question diagram
A

−90 J

B

−60 J

C

zero

D

30 J

Correct Answer

Option C

Detailed Explanation

The process bc is isochoric (constant volume), so no work is done as work done is given by W=PΔVW = P \Delta V, and ΔV=0\Delta V = 0.

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