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Q .     70 cal of heat is required to raise the temperature of 2 moles of an ideal diatomic gas at constant pressure from 3 0° C to 3 5° C. The amount of heat required (in calorie) to raise the temperature of the same gas through the same range (30°C to 35^o C) at constant volume is (1985, 2M)

AIPMT 1985
A

90

B

70

C

30

D

50

HINT

Q_1 = nC_pΔT Q_2 = nC_VΔT
0
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