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question mark

In the circuit of Fig, the bulb will become suddenly bright if

width=326

(a) Contact is made or broken

(b) Contact is made

(c) Contact is broken

(d) Wont become bright at all

Simran Bhatia , 12 Years ago
Grade 11
anser 1 Answers
Hrishant Goswami

(c)   

When a circuit in broken, the induced e.m.f. is largest.

So the answer is (c).

Last Activity: 12 Years ago
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