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Degree of Freedom

If 150 J of h...

Question

If 150 J of heat is added to a system and the work done by the system is 110 J, then change in internal energy will be

A

260 J

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B

150 J

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C

110 J

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D

40 J

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Solution

The correct option is D 40 J
$Δ Q = Δ U + Δ W \Rightarrow 150 = Δ U + 110 Δ U = 40 J$

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Degree of Freedom

Standard XII Physics

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