A long solenoid is formed by winding 20 turns `cm^-1`. What current is necessary to produce a magnetic field of 20 mT inside the solenoid?

A long solenoid is formed by winding 20 turns/cm. The current necessary to produce a magnetic field of 20 millitesla inside the solenoid will be approximately ( mu_0/(4pi)=10^(-7) tesla-metre/ampere)

The magnetic field inside a long solenoid is

A long solenoid is formed by winding 40 turns//cm The current necessary for 40 mT inside the solenoid will be approximately equal to

A long solenoid is formed by winding 40 turns//cm The current necessary for 40 mT inside the solenoid will be approximately equal to

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 50 cm long has 4 layers of windings of 350 turns each. If the current carried is 6A. Find the magnetic field at the centre of the solenoid

A solenoid 50 cm long has 4 layers of windings of 350 turns each. If the current carried is 6 A, find the magnetic field at the centre of the solenoid.

A solenoid 50 cm long has 4 layers of windings of 350 turns each. If the current carried is 6A. Find the magnetic field at the centre of the solenoid

A closely wound solenoid 80 cm long has 5 layers of windings of 400 turns each . If it carries a current of 8 A then magnetic field inside the solenoid near its centre is