Thermodynamics — JEE Main 2025 · 24 Jan, Evening shift · Q38

Question

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:

Accepted Answer

(A) (A) is false but (R) is true

Answer

(B) Both (A) and (R) are true and (R) is the correct explanation of (A)

Answer

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

Answer

(D) (A) is true but (R) is false

Thermodynamics: JEE Main 2025 Physics question

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Thermodynamics: JEE Main 2025 Physics question

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