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If a magnet of pole strenth m is divided...

If a magnet of pole strenth m is divided into four parts such that the length and width of each part is half that of initial one, then the pole strength of each part will be

A

`m//4`

B

`m//2`

C

`m//8`

D

4m

Text Solution

Verified by Experts

The correct Answer is:
B

The situation is summerised in figure, we see that magnetic pole strength of each part becomes half i.em/2
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