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Let current i=2A be flowing in each part...

Let current `i=2A` be flowing in each part of a wire frame as shown in Fig. 1.138. The frame is a combination of two equilateral triangles ACD and CDE of side 1 m. It is placed in uniform magnetic field ` B= 4 T` acting perpendicular to the plane of frame. The magnitude of magnetic force acting on the frame is

The pithc of the helical path followed by the particle is p. The radius of the helix will be

A

`24NB`

B

Zero at the centre of loop

C

`16N`

D

`8N`

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The correct Answer is:
A
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