JEE Main 24 Jan 2025 Shift 2 Paper

Section: Physics

Question : 42 of 75

Marks: +1, -0

Given below are two statements. One is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): In an insulated container, a gas is adiabatically shrunk to half of its initial volume. The temperature of the gas decreases.
Reason (R): Free expansion of an ideal gas is an irreversible and an adiabatic process.
In the light of the above statements, choose the correct answer from the options given below:

[24 Jan 2025 Shift 2]

Both (A) and (R) are true but (R) is NOT the correct explanation of (A)
(A) is true but (R) is false
(A) is false but (R) is true
Both (A) and (R) are true and (R) is the correct explanation of (A)

Validate

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