A circular coil of 20 turns and radius 10 cm is placed in uniform magn – McqOptions

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1.	A circular coil of 20 turns and radius 10 cm is placed in uniform magnetic field of 0.10 T normal to the plane of the coil. If the current in coil is 5 A, then the torque acting on the coil will be [J & K CET 2005]
A.	31.4 Nm
B.	3.14 Nm
C.	0.314 Nm
D.	Zero
Answer» E.

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