A bar magnet is immersed in a heap of iron filings and pulled out. The amount of iron filings clinging to the:

North pole is almost equal to the south pole.

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North pole is much more than the south pole.

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North pole is much less than the south pole.

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Entire length of the bar magnet will be same.

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Solution

The correct option is B. North pole is almost equal to the south pole.
A bar magnet consists of two poles, north pole and south pole. The magnetic strength of the two poles is maximum and equal. So, if a bar magnet is immersed in a heap of iron filings and pulled out, the amount of iron filings clinging to the north pole and south pole will be nearly same.

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Similar questions

Question 5

A bar magnet is immersed in a heap of iron filings and pulled out. The amount of iron filling clinging to the

(a) North pole is almost equal to the south pole.

(b) North pole is much more than the south pole.

(d) Magnet will be same all along its length.

Question 4

North pole of a magnet can be identified by

(a) Another magnet having its poles marked as North pole and South pole.

(b) Another magnet no matter whether the poles are marked or not.

(d) Using iron filings.

If the north pole of one bar magnet is moved closer to the south pole of another bar magnet, then the two poles will ___________.

In a bar magnet, strength of the north pole is _______ the strength of the south pole.

The magnetic field lines produced by a bar magnet :

(a) originate from the south pole and end at its north pole

(b) originate from the north pole and end at its each pole

(d) originate from the south pole and end at its west pole

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