Practice Electromagnetic Induction - Class 12th Hindi Medium Offered by Unacademy

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Electromagnetic Induction

Quick practice

Question 1 of 5

Magnetic flux $\phi$ through a closed circuit is changed for time t.Choose the correct expression of emf induced in the circuit.z

A

$e=\left|\frac{d \phi}{d t}\right|$

B

$e=\frac{\phi}{t}$

C

$e=d \phi \times d t$

D

$e=\phi \times t$