Answer:
(a)
When North pole is pushed into the coil, a momentary deflection is observer in
the galvanometer. This deflection indicates that a momentary current is
produced in the coil. The direction of current in the coil is anti-clockwise.
(1)
(b) When the magnet is held at rest, there is no deflection in the
galvanometer. It indicates that no current is produced in the coil in this use.
(1)
(c) In pulling the magnet out of the coil, a deflection in
opposite direction is observed. It
indicates that the current produced in the coil is in
opposite direction. (1)
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