what will happen if magnetic needle is kept a little way from the wire
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The needle of a magnetic compass starts deflecting when it is kept nearby a wire through which electric current is flowing. ... Therefore, this magnetic needle and the magnetic field suffer attractions and repulsions and hence the needle gets deflected.
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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. ... This magnetic effect of the electric current makes the compass needle deflect from the north-south direction.
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