The ratio of the radii of two circular conducting loops is 1 :2 . If the magnetic moments are equal , then the ratio of the currents flowing through them is `x:1` . Find x .

The ratio of two coils (circular) radius is 1 :2 . If the magnetic moment within them are equal, then what is the ratio of their currents?

The ratio of the radii of a right circular cylinder cone is 3: 4 and the ratio of their heights is 2:3 Then find the ratio of the volumes of them

The ratio of radii of two wires of same material is 2 : 1 . If these wires are stretched by equal forces, then the ratio of stresses produced in them will be

The ratio of radii of two wires of same material is 2 : 1 . If these wires are stretched by equal forces, then the ratio of stresses produced in them will be

The ratio of time periods of oscillaiton of two magnets in the same field is 2:1 . If magnetic moment of both the magnets is equals , the ratio of their moment of inertias will be .

The ratio of time periods of oscillaiton of two magnets in the same field is 2:1 . If magnetic moment of both the magnets is equals , the ratio of their moment of inertias will be .

The ratio of the inductances of two coils is 1 : 2 and that of the currents through them is 2 : 1. Find the ratio of energy stored in the coils.

Due to flow of current I through a square shaped conducting loop, magnetic field generated at its centre is B. the magnetic field generated at the centre of a circular conducting loop having the same perimeter as that of the square and for the flow of the same current is B'. determine the ratio of B to B'.

Two wires of same material having lengths and radii in the ratio of 3 : 4 and 3 : 2 respectively are connected in parallel with a potential source of 6V. the ratio of currents flowing through them I_(1) : I_(2) = ..... .