engineering recuitment BARC Stipendiary Trainee Category I 2023 Mock Test Physics Thermodynamics First law of thermodynamics
A system absorbs 50 J of heat and does 11 J of work in a process. The system follows a different thermodynamic path between the same initial and final states and does 15 J work, the heat transferred in the process is
1
39 J
2
65 J
3
54 J
4
46 J