Physics · Thermodynamics
JEE Main 2026 — 5 April, Morning Shift — Question 8
Consider the following statements: A. Zeroth law of thermodynamics gives concept of temperature. B. First law of thermodynamics gives concept of internal energy. C. In isothermal expansion of ideal gas, . D. Product of intensive and extensive variables is extensive. E. The ratio of any extensive variable to mass will be an extensive variable.
- Option A:
C, D and E Only
- Option B:
A, B and C Only
- Option C:Correct
A, B and D Only
- Option D:
B, C and D Only
Answer: C
Step-by-step solution
Statements A, B and D are correct. C is false (for isothermal, ). E is false (ratio becomes intensive).
Answer key and solution verified before publishing.
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- Exam
- JEE Main 2026
- Subject
- Physics
- Chapter
- Thermodynamics
- Topic
- First Law of Thermodynamics