The magnitude of magnetic field at a point having perpendicular distance 50 mm from a long straight conducting wire carrying a current of 3A is

Show the variation of magnetic field B with perpendicular distance r from the axis of a long conducting cylinder carrying current I.

State the nature of the graph showing the change of magnetic field with the perpendicular distance from an infinitely long wire carrying a steady current.

Calculate the value of magnetic field at a distance of 2 cm from a very long straight wire carrying a current 5 A

The strength of the magnetic field at a point distance 10 cm from a long straight current carrying wire is B . The field at a distance 5 cm will be :

The magnetic induction at any point due to a long straight wire carrying a current is

The magnetic field at a perpendicular distance of 2cm from an infinite straight current carrying conductor is 2xx10^-6T . The current in the wire is

Magnetic field due to a long current-carrying wire Oersted's experiments showed that there is a magnetic field around a current-carrying wire. We determine the magnitude of magnetic field at some distance from a long stright wire carrying a current I.