A long solenoid of radius 4 cm, length 400 cmcarries a current of 3 A. The total number of turns is 100. Assuming ideal solenoid, find the flux passing through a circular surface having centre on axis of solenoid of radius 3 cm and is perpendicular to the axis of solenoid (i) inside and (ii) at the end of solenoid.

A long solenoid of radius 4 cm, length 400 cm carries a current of 3A. The total number of turns is 100. Assuming ideal solenoid, find the flux passing through a circular surface having centre on axis of solenoid of radius 3cm and is perpendicular to the axis of solenoid in side.

A long solenoid of radius 3cm , length I00cm carries a current of 4A . The total number of truns is 300 . Assuming ideal solenoid, find the flux passing through a circular surface having centre on axis of solenoid, (a) of radius 2cm and is perprndicular of the axis of solenoid (i) inside and (ii) at the end of solenoid (b) of radius 4cm and is perprndicular of the axis of solenoid (c) of radius greater than 3cm and angle between normal to area and axis of solenoid is 60^(@)C

A long solenoid with radius 2cm carries a current of 2A . The solenoid is 70cm long and is composed of 300 turns of wire. Assuming ideal solenoid model, calculate the flux linked with a circular surface if (a) it has a radius of 1cm and is perpendicular to the axis of the solenoid: (i) inside, (ii) outside. (b)it has a radius of 3cm and is perpendicular to the axis of the solenoid with its center lying on the axis of the solenoid. ( c ) it has a radius greater than 2cm and axis of the solenoid subtend an angle of 60^(@) with the normal to the area (the center of the circular surface being on the axis of the solenoid). (d) the plane of the circular area is parallel to the axis of the solenoid.

A long solenoid with radius 2cm carries a current of 2A . The solenoid is 70cm long and is composed of 300 turns of wire. Assuming ideal solenoid model, calculate the flux linked with a circular surface if (a) it has a radius of 1cm and is perpendicular to the axis of the solenoid: (i) inside, (ii) outside. (b)it has a radius of 3cm and is perpendicular to the axis of the solenoid with its center lying on the axis of the solenoid. ( c ) it has a radius greater than 2cm and axis of the solenoid subtend an angle of 60^(@) with the normal to the area (the center of the circular surface being on the axis of the solenoid). (d) the plane of the circular area is parallel to the axis of the solenoid.

A solenoid has radius r and length l carries a current I. If the number of its turns is 200, the energy stored in the solenoid is …..

A long solenoid of 50 cm length having 100 turns carries a current of 2.5A. The magnetic field at centre of solenoid is:

A long solenoid of 50 cm length having 100 turns carries a current of 2.5A. The magnetic field at centre of solenoid is:

A solenoid of 150 cm length having 300 turns carries a current of 4A. Find the magnitude of the magnetic field inside the solenoid.

A solenoid of length 100 cm having 150 turns carries a current of 3A. Find the magnitude of magnetic field:- at one end of solenoid.