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Figure shows an equilateral triangle ABC...

Figure shows an equilateral triangle ABC of side l carrying currents as shown, and placed in a uniform magnetic field B perpendicular to the plane of triangle. The magnitude of magnetic force on the triangle is

A

`ilB`

B

`2 ilB`

C

`2 ilB`

D

zero

Text Solution

Verified by Experts

The correct Answer is:
A

force in figure (A) is zero, and force in figure
`B = -I lB`
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