Home
Class 12
PHYSICS
A solenoid of length 0*4 m and having 50...

A solenoid of length 0*4 m and having 500 turns of wire carries a current of 3-0 A. A thin coil having 10 turns of wire and of radius 0-01 m carries a current of 0*4 A. Calculate the torque required to hold the coil in the middle of the ,solenoid with its axis perpendicular to the axis of the solenoid.

A

`6 xx 10^6 N`

B

`5.94 xx 10^-6 Nm`

C

`9.54 xx 10^6 Nm`

D

`5.9 xx 10^-8 Nm`.

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

A circular coil of wire consisting of 100 turns, each of radius 8.0 cm carries a current of 0.40 A. What is the magnitude of the magnetic field B at the centre of the coil?

The torque required to hold a small circular coil of 10 turns ,area 1 mm^(2) and crying a current of ((21)/(44)) A in the middle of a long solenoid of 10^(3) turns/m carrying a current of 2.5 A, with its axis perpenducular to the axis of the solenoid is

A solenoid length 0.4cm, radius 1 cm and 400 turns of wire. If a current of 5 A is passed through this solenoid, what is the magnetic field inside the solenoid ?

A current carrying loop of radius r carries a current I . It is placed in a magnetic field B_0 such that the plane of the coil is perpendicular to the magnetic field. The net force on the coil is

A solenoid of length 0.5 m has a radius of 1 cm and is made up of 500 turns. It carries a current of 5 A. What is the magnitude of the magnetic field inside the solenoid?

A circular coil of radius 0.08m consisting of 100 turns is carrying a current of 0.4A. Calculate the magnitude of the magnetic field i) at the center of the coil and ii) at a point 0.2m from the center of the coil on its axis.