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Eddy Currents

Eddy currents...

Question

Eddy currents are produced due to change in

A

Magnetic Flux

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B

Permeability

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C

Self induction

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D

Speed of electrons

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Solution

The correct option is A
Magnetic Flux

Changing magnetic flux induces an e.m.f which results into induced current that is eddy current.

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Similar questions

Q. Induced currents produced in a solid core placed in changing magnetic field are called eddy currents

(A)

: Self-inductance is called the inertia of electricity.

Reason

(R)

: Self-inductance is the phenomenon, according to which "an opposing induced e.m.f. is produced in a coil as a result of change in current (or) magnetic flux linked in the coil".

Q. Eddy currents are produced when-

Q. Eddy currents are produced when

5 V

is produced by an inductor due to self inductance, when the current changes at a steady rate from

3 A

2 A

1 ms

. The value of self inductance of inductor is

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