Question:medium

The change in internal energy of a system which has absorbed 2 kcal of heat and done 500 J of work is:

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Always convert all energy units to Joules before performing calculations ($1 \text{ cal} \approx 4.18 \text{ J} \text{ or } 4.2 \text{ J}$).

Updated On: Apr 8, 2026

7900 J
8900 J
6400 J
5400 J

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The Correct Option is A

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The change in internal energy of a system which has absorbed 2 kcal of heat and done 500 J of work is:

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The Correct Option is A

Solution and Explanation

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