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+1 vote
46.6k views
in Physics by (50.2k points)

The magnetic flux linked with the coil varies with time as ϕ = 3t2 + 4t + 9. The magnitude of induced emf at t = 2 second is -

(A) 4 V 

(B) 3 V

(C) 16 V 

(D) 9 V

1 Answer

+2 votes
by (56.7k points)
selected by
 
Best answer

Correct Answer is: (C) 16 V 

= 6 × 2 + 4 = 12 + 4 = 16 volt

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