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A wider conductor strip of width x is be...

A wider conductor strip of width x is bent into a slender tubing of radius r with its two ends forming two plane extensions. A current I flowing through it gives magnetic field in tubular portion given by

A

`(mu_(0)I)/(2 pi r)`

B

`(mu_(0)I)/(2 x)`

C

`(mu_(0)I)/(pi x)`

D

`(mu_(0)I)/(x)`

Text Solution

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The correct Answer is:
D
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