defence exam Indian Army Nursing Assistant Mock Test Series 2025 Physics Thermodynamics First law of thermodynamics
If we had a system on which 10 J of work is done and the internal energy change of the system is 3.5 J, in this case, the amount of heat loss/gain by the system will be?
1
+6.5 J
2
-6.5 J
3
+2.85 J
4
+13.5 J