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The formula for induced emf if magnetic field, length and velocity of conductor all are mutually perpendicular is __________

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The formula for induced emf if magnetic field, length and velocity of conductor all are mutually perpendicular is __________

(a) emf=B^2l

(b) emf=Bil

(c) emf=Blv

(d) emf=B^2v

The question was asked during an online interview.

My question is based upon Electromagnetic Induction in portion Electromagnetism of Basic Electrical Engineering

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The correct choice is (c) emf=Blv

Explanation: The formula for induced emf is emf=Blv, where B is the magnetic field, l is the length of the conductor and v is the velocity with which it is moving in the magnetic field and all three quantities are mutually perpendicular to each other.

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