Q139 / 160 · AP EAMCET 2025 (22 MAY SHIFT 2) · Physics

When an ideal diatomic gas is heated at constant pressure, the fraction of the heat utilised to increase the internal energy of the gas is

A
$\frac{2}{5}$
B
$\frac{3}{5}$
C
$\frac{3}{7}$
Correct answer
D
$\frac{5}{7}$

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

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