Calculate the value of magnetic field at a distance of 2 cm from a very long straight wire carrying a current of 5A. Given `mu_0 = 4pi xx 10^-7 Wb//Am`

Find the magnetic induction at a distance of 5 cm from a long straight wire carrying a current of 5A

The magnitude of magnetic induction at a distance 4 cm due to straight conductor carrying a current of 10 A is

Magnetic field at a distance 2.4 cm from a long straight wire is 16muT . What must be current through the wire?

Derive an expression for the magnetic field due to an infinitely long straight wire carrying current I.

The magnetic induction at the centre of a coil made from a wire of length 22 cm carrying a current of 0.5 A is

A short magnetic dipoles has magnetic moment 0.5 Am^2 . Calculate its magnetic field at a distance of 20cm from the center of magnetic dipole on the equatorial line ( mu_0 = 4pi xx 10^-7 SI unit).