engineering recuitment UKPSC Polytechnic Lecturer Mock Test 2024 Thermodynamics First Law of Thermodynamics
If ΔU and ΔW represent the increase in internal energy and work done by the system respectively in a thermodynamical process, which of the following is true?
1
ΔU = -ΔW, in a isothermal process
2
ΔU = -ΔW, in a adiabatic process
3
ΔU = ΔW, in a isothermal process
4
ΔU = ΔW, in a adiabatic process