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ECAT 2026 Practice Test Physics Heat and Thermodynamics Free Quiz 2
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ECAT 2026 Practice Test Physics Heat and Thermodynamics Free Quiz 2
Practice ECAT 2026 Practice Test Physics MCQs from Heat and Thermodynamics. Get instant results with Explanation.
Practice Quiz 2 for "Heat and Thermodynamics" (Physics). Total 30 MCQs available, split into 3 quizzes. Test your understanding of core concepts. This area is highly tested in ECAT. Practice these MCQs repeatedly to ensure you don't lose valuable marks on exam day.
General10 MCQs
1. The second law of thermodynamics states that the entropy of an isolated system always:
2. A heat engine operates between two reservoirs. Its efficiency is given by:
3. The efficiency of a Carnot engine depends on the temperatures of the:
4. The entropy change for a reversible process is given by:
5. The third law of thermodynamics states that the entropy of a pure crystalline substance at absolute zero is:
General10 MCQs
6. The internal energy of an ideal gas depends only on:
7. The molar specific heat at constant volume C_v is related to C_p by:
8. For a monoatomic ideal gas, C_v = 3/2 R. The value of γ = C_p/C_v is:
9. For a diatomic ideal gas, C_v = 5/2 R (at moderate T). The value of γ is:
10. In a cyclic process, the net change in internal energy is:

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Conducting Body: UET
Frequency: Quarterly | Time: 100 Minutes
Negative Marking: No

⚡ Test Pattern (Total: 100 MCQs):

Merit Formula: Typically, the aggregate is calculated as: (ECAT × 33.33%) + (FSc Part-I × 16.67%) + (Matric × 50%). However, the respective university may revise its merit calculation formula or admission criteria from time to time. Please confirm the official criteria before applying.

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