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Lenz's Law

The direction...

Question

The direction of induced current in a coil or circuit is such that it opposes the very cause of its production. This law is given by

A

Faraday

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B

Kirchoff

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C

Lenz

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D

Ampere

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Solution

The correct option is C Lenz
Lenz's Law: If an induced current flows, its direction is always such that it will oppose the change which produced it.

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Q. Assertion :Induced potential across a coil and therefore induced current is always opposite to the direction of current due to external source. Reason: Lenz's law states that induced emf always opposes the cause due to which it is being produced.

Q. The direction of an induced electromotive force is always such as to oppose the cause that produces it. This is called :

Comment on the statement given below:

In self-induction

When the current in a coil is increasing, induced emf opposes it
When the current in a coil is decreasing, induced emf supports it

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