5 A closely wound solenoid of 2000 turns and area of cross

Last updated: 6/13/2023

5 A closely wound solenoid of 2000 turns and area of cross section 1 5 x 10 4 m carries a current of 2 0 A It is suspended through its centre and perpendicular to its length allowing it to turn in a horizontal plane in a uniform magnetic field 5 x 10 2 tesla making an angle of 30 with the axis of the solenoid The torque on the solenoid will be AIPMT Mains 2010 1 3 10 N m 2 1 5 10 3 Nm 3 1 5 10 2 Nm 4 3 x 10 Nm