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Electromagnetic Induction Quiz
Class XII
Physics
Electromagnetic Induction
14 questions
HARD
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Preview questions
1. What is the phenomenon of inducing an electromotive force (emf) in a circuit due to a changing magnetic field called?
Electrostatics · Electromagnetic Induction · Magnetic Flux · Faraday's Law
2. According to Faraday's law of electromagnetic induction, the induced emf is directly proportional to the rate of change of which quantity?
Current · Magnetic Field · Magnetic Flux · Resistance
3. Lenz's law states that the direction of induced current will be such that it opposes the change in what?
Magnetic Flux · Electric Field · Temperature · Voltage
4. What is the unit of magnetic flux?
Weber · Tesla · Henry · Volt
5. If the magnetic field through a loop is increased, what happens to the induced emf?
It becomes zero · It increases · It decreases · It oscillates
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