One mole of an ideal diatomic gas undergoes a transition from \(A\) to \(B\) along a path \(AB\) as shown in the figure. 
         
The change in internal energy of the gas during the transition is:

1. \(20~\text{kJ}\) 2. \(-20~\text{kJ}\) 
3. \(20~\text{J}\) 4. \(-12~\text{kJ}\)

Subtopic:  Law of Equipartition of Energy |
 69%
From NCERT
NEET - 2015
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