A coil X is moved quickly away from the end Y of a stationary metal bar and a current then flows in X as shown above.
Then
-
A.
the bar is not a magnet -
B.
Y is a north pole -
C.
Y is a South pole -
D.
Y repels coil X
Correct Answer: Option B
Explanation
N – S magnet is moved towards a coil production clockwise direction of current in the coil.
– This is the same as a coil moved away from S-N (Y – North pole)
There is an explanation video available below.