53.One mole of an ideal gas with γ=1.4 , is adiabatically compressed so that its temperature rises from 27°C to 35°C. The change in the internal energy of the gas is (R=8.3 J/mol K)
(a) –166 J (b) 166 J
(c) –168 J (d) 168 J
Answer-b
(6)
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