Q139 / 160 · AP EAMCET 2025 (26 MAY SHIFT 1) · Physics

When an ideal diatomic gas undergoes adiabatic expansion, if the increase in its volume is $0.5 \%$, then the change in the pressure of the gas is

A
$+0.5 \%$
B
$-0.5 \%$
Correct answer
C
$-0.7 \%$
D
$+0.7 \%$

Hence, the correct answer is option: 'C'.

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