A current carrying circular coil of 100 turns and radius 5.0 cm produces a magnetic field of 6.0 × 10–3 T at its centre. Find the value of the current.

number of turns n =100 turns


Radius r = 5cm =0.05m


Magnetic field B =6.0 × 10–3 T


Now,




i = 4.7740 A


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