Q44 The torque required to hold a small circular coil of 10

Last updated: 6/10/2023

Q44 The torque required to hold a small circular coil of 10 turns area 1 mm2 and carrying a current of 21 44 A is in the middle of a long solenoid of 103 turns m carrying a current of 2 5A with its axis perpendicular to the axis of the solenoid is O A 1 5 x 10 6 N m O B 1 5 x 10 8 N m O c 1 5 x 10 5 N m O D 1 5 x 10 8 N m