A copper coil is connected to a galvanometer.what would happen if a bar magnet is (1)pushed to the coil with its north pole entering first?(2)field at rest inside the coils?(3)pulled out again?
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first, there will be a slight deflection by the needle of the galvanometer.
second, no deflection
third. deflects at the opposite side compared to the first case :]
second, no deflection
third. deflects at the opposite side compared to the first case :]
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1] there will be a slight deflection by the needle of the galvanometer.
2] no deflection
3] deflects at the opposite side compared to the first case
2] no deflection
3] deflects at the opposite side compared to the first case
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