For a gas, the difference between the two specific heats is 4150J/kgK. The specific heats at constant volume of a gas if the ratio of specific heat is 1.4 is
A
8475J/kgK
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B
5186J/kgK
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C
1660J/kgK
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D
10375J/kgK
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Solution
The correct option is C10375J/kgK Given, Cp−Cv=4150J/kgK and CpCv=1.4 ⇒1.4Cv−Cv=4150 0.4Cv=4150 Cv=10375J/kg−K Option D.