engineering recuitment NCL Assistant Foreman (Trainee) Mock Test 2024 Thermodynamics First Law of Thermodynamics Statement of First Law of Thermodynamics
A closed gaseous system undergoes a reversible constant pressure process at 2 bar in which 100 kJ of heat is rejected and the volume changes from 0.2 m3 to 0.1 m3. The change in the internal energy of the system
1
-100 kJ
2
-80 kJ
3
-60 kJ
4
-40 kJ