PUMPA - SMART LEARNING

எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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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. Explain.
 
When a  is brought near the compass needle, the needle gets deflected. This deflection happens when the  through the wire. The wire behaves like a when current is passed through it. This is known as the  effect of the electric current.