SATHEE: Electromagnetic Induction Ques 9

Electromagnetic Induction Ques 9

9. In the circuit of Fig, the bulb will become suddenly bright when

[1989]

(a) contact is made or broken

(b) contact is made

(c) contact is broken

(d) won’t become bright at all

Show Answer

Answer:

Correct Answer: 9.(c)

Solution:

(c) When a circuit is broken, the induced e.m.f. is smallest. So the answer is (c).

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Electromagnetic Induction

Electromagnetic Induction Ques 9

9. In the circuit of Fig, the bulb will become suddenly bright when

Answer:

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