Question

when the current is switched on through a wire a compass needle kept nearby gets deflected from its north south position explain ​

Answer 1

Answer:

when we need the current for our works

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Answer 2

answer:

When a current is switched on through a wire, the wire startsbehaving as a magnet. Hence, when a compass needle is placed near the given current carrying wire, it gets influenced by the magnetic effect of electric current and gets deflected from its north- south position

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