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AFNS Academic Physics Thermodynamics MCQs Test 5
Physics

AFNS Academic Physics Thermodynamics MCQs Test 5

Practice AFNS 2026 Academic Test Physics MCQs from Thermodynamics. Get instant results with Explanation.

Practice Quiz 5 for "Thermodynamics" (Physics). Total 64 MCQs available, split into 7 quizzes. Test your understanding of core concepts. Mastering these concepts is essential for securing a high percentile in AFNS.

📋 AFNS - Test Online Practice Quizzes

AFNS

Conducting Body: Pak Army
Frequency: Annual | Time: 120 Minutes
Negative Marking: No

⚡ Test Pattern (Total: 100 MCQs):

Merit Formula: Typically, the aggregate is calculated as: (AFNS × 50%) + (FSc × 40%) + (Matric × 10%). However, it may have changes for merit calculation formula and admission criteria. Please confirm the official criteria from the offical website.

1. For an ideal gas, the pressure P, volume V, and temperature T are related by the ideal gas law:
2. The average kinetic energy of gas molecules is proportional to:
3. The root-mean-square (rms) speed of gas molecules is given by:
4. In an isothermal expansion of an ideal gas, the pressure decreases because:
5. The work done by a gas during expansion is maximum when the process is:
6. The entropy of a substance increases with temperature because:
7. A carnot engine operating between 500 K and 300 K has an efficiency of:
8. If the hot reservoir temperature is increased, the efficiency of a Carnot engine:
9. If the cold reservoir temperature is decreased, the efficiency of a Carnot engine:
10. The coefficient of performance of a refrigerator is greater when the temperature difference between reservoirs is:
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