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प्रश्न
A coil is connected to a galvanometer. When the N-pole of magnet is pushed into the coil, the galvanometer deflected to the right. What deflection, if any, is observed when:
the magnet is a rest in the coil?
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उत्तर
When the magnet is at rest in the coil, no deflection of galvanometer needle will take place.
It is because there is no relative motion between the coil and the magnet. Thus, the current induced is zero.
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