[" A tightly wound "90" turn coil of radius "15],[" cm has a magnetic field of "4times10^(-4)T" at "],[" its centre.The current flowing through it is "]

A tightly wound 90 turn coil of radius 15 cm has a magnetic field of 4 xx 10^(-4)T at its centre. The current flowing through it is

A tightly wound 90 turn coil of radius 15 cm has a magnetic field of 4 xx 10^(-4)T at its centre. The current flowing through it is

A circular conductor of radius 5cm produces a magnetic field of 7times10^(-6)T at its centre. The current flowing through the conductor is: ?

A tightly wound 100 turn coil of radius 10cm is carrying a current of 1A . What is the magnitude of the magnetic field at the centre of the coil?

A tightly wound 100 turn coil of radius 10cm is carrying a current of 1A . What is the magnitude of the magnetic field at the centre of the coil?

Calculate the torque on a 50 turn circular coil of radius 10 cm, when placed with its plane at 60^@ with a magnetic field of 3.1 xx 10^-5 T . The current through the coil is 2 A.

Calculate the current in a circular coil of radius 5 cm and 100 turns to produce a field of 2 xx 10^-5 T at its centre.

A current - carrying circular coil of 100 turns and radius 5.0 cm produces a magnetic field of (6.0 xx 10 ^-5) T at its centre. Find the value of the current.

A current - carrying circular coil of 100 turns and radius 5.0 cm produces a magnetic field of (6.0 xx 10 ^-5) T at its centre. Find the value of the current.