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Join Pak Navy Academic Physics Work and Energy MCQs Test 3
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Join Pak Navy Academic Physics Work and Energy MCQs Test 3

Practice Join Pak Navy 2026 Academic Test Physics MCQs from Work and Energy. Get instant results with Explanation.
Practice Quiz 3 for "Work and Energy" (Physics). Total 30 MCQs available, split into 3 quizzes. Challenge yourself with advanced application-based questions. Mastering these concepts is essential for securing a high percentile in Join Pak Navy.
General10 MCQs
1. What does the area under a force-displacement graph represent?
2. What is the formula for efficiency?
3. Can a machine have 100% efficiency?
4. KE is proportional to what power of speed?
5. If speed doubles, what happens to KE?
General10 MCQs
6. What are the units of spring constant?
7. What is the max height of a 2 kg ball thrown at 10 m/s (g=10)?
8. What work is needed to accelerate a 1000 kg car from 10 to 20 m/s?
9. What is the spring constant if 20 N stretches it 0.5 m?
10. What is the power of a 50 kg person climbing 10 m in 20 s (g=10)?

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Frequency: Bi-annual | Time: 120 Minutes
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⚡ Test Pattern (Total: 100 MCQs):

Merit Formula: Typically, the aggregate is determined based on: Initial Test + Intelligence Test + Academic Record + ISSB Recommendation + Medical Fitness. However, the respective Armed Forces may revise their selection criteria from time to time. Please confirm the official merit criteria before applying.

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