Question

Q21) What is Electromagnetic Induction? Name the rule is related to this
Describe the rule?
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Answer 1

Explanation:

whenever the number of lines of force changes,the current is induced in the coil.

the process by which a changing magnetic

field in a conductor induces a current on another conductor, it is called electromagnetic induction

Answer 2

Answer:

whenever the number of lines of force changes the current is induced in the coil

the process by which a changing magnetic field in a conductor induces a current it is known as electromagnetic induction.