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105 calories of heat is required to rais...

105 calories of heat is required to raise the temperature of 3 moles of an ideaol gas at constant pressure from` 30^(@)C` to `35^(@)C.` The amount of heat required in calories to raise the temperature of the gas though the range `(60 ^(@)C` to `65^(@)C)` at constant volume is `(gamma = (C_(p))/( C_(v)) = 1.4)`

A

50 cal

B

75 cal

C

70 cal

D

90 cal

Text Solution

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The correct Answer is:
B
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