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Q.

The induced emf's direction is governed by _____.

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a

 Fleming's left hand rule 

b

Faraday's law

c

Thumb rule for the right hand

d

 Fleming's right hand rule

answer is B.

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Detailed Solution

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When a conductor moves in a magnetic filed, electric current is induced in it which is also known as induced emf. According to Fleming's right-hand rule, if the thumb points in the direction of the motion of the conductor, and the index finger is pointed in the direction of the magnetic field then the middle finger represents the induced current.

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