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A current carrying conducting circular a...

A current carrying conducting circular arc which is making an angle 60° at its geometrical center is placed in a uniform transverse magnetic field B as shown in the figure. If radius of the arc is 50 cm, current in the wire is 2A and magnetic filed intensity is 2T, then the magnitude of magnetic force on the arc will be

A

1 N

B

4 N

C

2 N

D

Zero

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