engineering recuitment BHEL Engineer Trainee Mock Test 2025 Thermodynamics First Law of Thermodynamics Statement of First Law of Thermodynamics
Based on the following two statements related to the isolated system, select the correct option.
Statement (I): In an isolated system, the heat transfer δQ and the work transfer δW are always zero.
Statement (II): In an isolated system, the entropy always remains constant.
1
Statement I is true, but statement II is false.
2
Both statements I and II are true.
3
Statement II is true, but statement I is false.
4
Both statements I and II are false.