Fun with Magnet...

If a magnet is cut into four pieces length-wise, then the number of poles obtained will be

The needle of a compass is made of a magnet because it _____.

(i) attracts metal
(ii) gets deflected when a magnet is brought nearby
(iii) comes to rest in East-West direction
(iv) comes to rest in North-South direction

Which of the following statements is/are true?

(a) A magnetic compass has a translucent cover on circular dial.
(b) A compass needle is a magnetised needle.
(c) A compass needle has the same type of poles on both sides.

If magnetised iron filings are mixed with soil and a bar of thermocol is placed over it, then what type of force will act between the
thermocol bar and iron filings mixed with the soil?

(a) Strong force of repulsion
(b) No force of attraction
(c) No force of repulsion
(d) Strong force of attraction

Which of the following materials is best suited for making magnetic keepers?