NEET Physics Moving Charges and Magnetism Questions Solved


 A current i ampere flows in a circular arc of wire whose radius is R, which subtend an angle 3π2 radian at its centre. The magnetic induction B at the centre is

(a) μ0iR

(b) μ0i2R

(c)2μ0iR

(d) 3μ0i8R 

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