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in Physics by (40.5k points)

Two moles of an ideal monoatomic gas occupies a volume V at 27°C. The gas expands adiabatically to a volume 2V. Calculate (a) the final temperature of the gas and (b) change in its internal energy.

(a) (i) 189 K (ii) 2.7 kJ 

(b) (i) 195 K (ii) -2.7 kJ

(c) (i) 189 K (ii) -2.7kJ

(d) (i) 195 K (ii) 2.7 kJ

1 Answer

+1 vote
by (30.7k points)
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Best answer

Correct Option (c) (i) 189 K (ii) -2.7kJ

Explanation:

For adiabatic process relation of temperature and volume is,

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