What happens to the needle of a compass kept nearby when electric current is switched on in a wire? Why does this happens? explian this answer
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Answered by
4
Answer:
The current flowing in the wire gives rise to a magnetic field around it which exerts a force on the compass needle (which itself is a tiny magnet) kept nearby and deflects it from its North – south position.
Explanation:
Answered by
1
Answer:
north - south deflections
Explanation:
if current flows through +ve terminal, north - south
if current flows through - ve terminal, west - east
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