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Certain amount of an ideal diatomic undergoes a thermodynamic process from state A to B as shown on p-v diagram change in internal energy of gas is
A. |
`(p_ov_o)/2` |
B. |
`(-3p_ov_o)/7` |
C. |
`-5/2p_ov_o` |
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D. |
`-7/2p_ov_o` |