Question

what happens when wire carrying electric current(DC) is placed near a magnetic needle in one or two words​​ please give the ans in short​

Answer 1

Answer:

The needle vibrates at the frequency of the alternation. It is more apparent if the frequency is low enough to give the needle time to accelerate.

The needle might deflect in the direction of the field gradient instead of vibrating if it were ferrous but not magnetized

Answer 2

Answer:

here is your answer

Explanation:

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