Show that the capacitance of an insulated spherical conductor is directly proportional to the radius of the spherical conductor.

What do you mena by electrics capacitance? Define its S.I. unit. Show that capacitance of spherical conductor is directly proportional to its radius.

Show that the capacitance of spherical capacitor is more than that of a spherical conductor.

Capacitance (in F) of a spherical conductor of radius 1 m is

The magnetic field at a point due to a current carrying conductor is directly proportional to

Prove that the current density of a metallic conductor is directly proportional to the drift velocity of electrons.

Prove that electric current density of a metallic conductor is directly proportional to the drift speed of electrons?