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An electron moving in a circular orbit...

An electron moving in a circular orbit of radius `r` makes `n` rotation per secound. The magnetic field produced at the centre has magnitude

A

`(mu_(0)"ne")/(2pir)`

B

zero

C

`(mu_(0)n^(2)e)/(r)`

D

`(mu_(0)"ne")/(2r)`

Text Solution

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The correct Answer is:
d
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