During compression of a spring the work done

Question:

During compression of a spring the work done is $10 \mathrm{~kJ}$ and $2 \mathrm{~kJ}$ escaped to the surroundings as heat. The change in internal energy, $\Delta \mathrm{U}($ inkJ) is:

  1. 8

  2. 12

  3. $-12$

  4. $-8$


Correct Option: 1

Solution:

Leave a comment

Close

Click here to get exam-ready with eSaral

For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.

Download Now