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AFNS 2026 Academic Test Physics Electromagnetic Induction Free Quiz 3
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AFNS 2026 Academic Test Physics Electromagnetic Induction Free Quiz 3

Practice AFNS 2026 Academic Test Physics MCQs from Electromagnetic Induction. Get instant results with Explanation.
General10 MCQs
1. The frequency of induced EMF in a coil rotating with angular speed ω is:
2. A coil of 100 turns, area 0.1 m², rotates in a magnetic field of 0.5 T at 50 rad/s. The peak EMF is:
3. A step-up transformer increases voltage because:
4. The efficiency of a transformer is:
5. An ideal transformer has efficiency:
General10 MCQs
6. In a transformer, the power is transferred from primary to secondary through:
7. The induced EMF in a stationary coil with varying current in a nearby coil is an example of:
8. The induced EMF in a coil due to its own changing current is called:
9. A current of 5 A in a coil produces a magnetic flux of 0.2 Wb through the coil. The self-inductance is:
10. The mutual inductance between two coils is 0.5 H. If the current in the primary changes at 10 A/s, the induced EMF in the secondary is:

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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.

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