There are two toy cars X and Y in which Y is fixed, as shown in figure. A magnet is mounted on car X which can move. To move car X away from Y, Y should have a magnet placed on the top
A
With the north pole pointing towards X
B
With the south pole pointing towards X
C
With either pole pointing towards X
D
Car X cannot be moved away
Text Solution
Verified by Experts
The correct Answer is:
B
Similar poles of magnets repel each other while opposite poles attract each other. So, to move car X away from car Y, south pole of magnet on car Y should point towards X
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