when the current is switched on through a wire a compass needle kept nearby gets deflected from its north south position explain
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When a current is switched on through a wire, the wire starts behaving 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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when the current is switched on through a wire a compass needle kept nearby gets deflected from its north-south position. Because current shows magnetic effect and the needle get deflected from its north south position.
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