A) The induced emf is produced only the negative flux decreases
B) The induced emf opposes the change in the magnetic flux
C) The induced emf is opposite to the direction of the flux
D) None of the above
Correct Answer: B
Solution :
From Faradays second law of electromagnetic induction, also known as Lenzs law, the direction of induced current in a circuit is such as to oppose the very cause which produces it. This is signified by the negative sign, in the expression for induced emf.You need to login to perform this action.
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