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The intensity of magnetic field due to a...

The intensity of magnetic field due to an isolated pole of strength m at a pont distant r from it will be proportional to

A

`m_(p)lr^(2)`

B

`m_(p)r^(2)`

C

`r^(2)lm_(p)`

D

`m_(p)lr`

Text Solution

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The correct Answer is:
A
The magnetic intensity due to an isolated pole of strength `m_(p)` at a distance (r) = `(m_(p))/(r^(2))`
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