A coil having 2000 tums is wound tightly in the form of a

Last updated: 6/14/2023

A coil having 2000 tums is wound tightly in the form of a spiral with inner and outer radii 1 1 cm and 3 cm respectively When a current mA passes through the coil the magnetic T field at the centre is calculated to be Kln 3x106T The value of K is Options 1 2 3 20 10 15