TS EAMCET 2017 Code A Solved Paper

Section: Physics

Question : 104 of 160

Marks: +1, -0

An office room contains about 2000 moles of air. The change in the internal energy of this much air when it is cooled from 34 °C to 24 °C at a constant pressure of 1.0 atm is
[ Use γair=1.4 and Universal gas constant = 8.314 J/mol K ]

−1.9×105 J
+1.9×105 J
−4.2×105 J
+0.7×105 J

Validate

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