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HEC ETC - USAT CS Entry Test - Physics - Electromagnetic Induction - Quiz 1

Practice 10 high yield MCQs on Physics from Chapter Electromagnetic Induction for USAT CS Entry Test. After submission, get instant results with correct answers and detailed explanations. This is Quiz 1 of the series.

1. What is the SI unit of magnetic flux?



2. Magnetic flux through a coil changes from 5 Wb to 2 Wb in 1 second. What is the induced EMF?



3. When is the induced EMF maximum?



4. What does Lenz's law state?



5. Which conservation law is Lenz's law based on?



6. When a magnet is moved toward a coil, what does the induced current do?



7. Which law determines the direction of induced current?



8. What is the induced EMF in a moving conductor?



9. What is the induced EMF in a rotating coil?



10. A conductor of length 0.5 m moves at 10 m/s perpendicular to a 0.2 T magnetic field. What is the induced EMF?



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Instructions: Select one answer per question. After submitting, you will see your score, correct answers, and explanations.

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