A coil of insulated copper wire is connected to a galvanometer.what would happen if a bar magnet is (A) pushed into the coil ? (B) withdrawn from inside the coil? (C) held stationary inside the coil?
Answers
Answered by
1
in first and second case there is a change in flux and EMF induced in the coil so there is induced current in the coil but in first but in third case there is no change in flux and there is no EMF induced so that there is no current is induced in the third case
Answered by
5
Explanation:
(i) The needle of the galvanometer shows a momentary deflection in a particular direction.
(ii) The needle of the galvanometer shows a momentarily in the opposite direction.
(iii) The needle of the galvanometer shows no deflection.
Similar questions