A closely wound solenoid 80 cm long has 5 layers of windings of 400 turns each.The diameter of the solenoid is 1.8 cm. If the current carried is 8.0 A, estimate the magnitude of B inside the solenoid near its centre

A solenoid 60 cm long has two layers of 300 turns each.The radius of cross section of the solenoid is 1.5 cm. If the current flowing through the solenoid is 5A.Find the magnitude of magnetic induction inside the solenoid fair from the ends .

A solenoid 3.142 m long and 5.0 cm in diameter has two layers of windings of 500 turns each and carries a current of 5 A. Calculate the magnetic induction at its centre along the axis.

A solenoid is 2 cm long and 3 cm in diameter. It has 5 layers of winding of 1000 turns each and carries a currentof 5 A.What is the magnetic field at its centre?

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 25 cm has inner radius of 1 cm and is made up of 250 turns of copper wire. For a current of 3A in it, What will be the magnitude of the magnetic field inside the solenoid?

A long solenoid of length L has a mean diameter D . It has n layers of windings of N turns each. If it carries a current ‘i’ the magnetic field at its centre will be

A solenoid 0.5 m long has a four layer winding of 300 turns each. What current must pass through it to produce a magnetic field of induction 2.1 xx 10^-2 T at its centre?

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