If a copper ring is moved quickly towards south pole of a powerful stationary bar magnet, then

A copper ring is moved towards the north pole of a bar magnet. Then

The force acting on a north pole of magnet of pole strength 3200 Am and 10 cm away from the south pole of a point bar magnet of pole strength 40 Am is .......... N.

When a paramagnetic substance is brought near to north or south pole of a bar magnet, then it .......

A copper ring is tied to a string and suspended vertically. On bringing a magnet towards the coil, as shown in the figure- A. the ring will move away from magnet B. the ring will move toward the magnet C. the ring will remain stationary D. none of these