Question

The specific heat of hydrogen gas at constant pressure is
Cn=3.4 x103 cal/kg°C and at constant volume
Cy = 2.4 x103 cal/kg°C. If 1 kg hydrogen gas is heated from
10°C to 20°C at constant pressure, the external work done
on the gas to maintain it at constant pressure is
(a) 105 cal
210 (b) 104 cal (c) 103 cal (d) 5 x 103 cal​

Answer 1

Answer:

B option is correct ✅

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