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Force on a Current Element

A circular lo...

Question

A circular loop of radius R carrying a current I is placed in a uniform magnetic field with its plane perpendicular to B. The force on the loop is :

A

2BIR

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B

2B³I²R

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C

4BIR

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D

zero

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Solution

The correct option is D
zero

Since the plane of magnetic field is perpendicular to the current element, the magnetic Lorentz force acting on it will be zero.

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