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Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R :
Assertion A : Only a change in magnetic flux will maintain an induced current in the coil.
Reason R : The presence of large magnetic flux through a coil maintains a current in the coil.
In the light of the above statements, choose the most appropriate answer from the options given below :

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Both A and R are correct and R is the correct explanation of A

Both A and R are correct but R is NOT the correct explanation of A

Both A and R are false

A is not correct but R is correct

answer is D.

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Detailed Solution

$E M F e = - \frac{d ϕ}{d t}$

So change in magnetic flux produce EMF which in turn produce current provided circuit is closed

Therefore, EMF is produced by small change in flux also but a presence of flux without change will not produce EMF.

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