The ratio of the energy required to set up in a cube of side 10 cm, a uniform field of 4 `Wb//m^(2)` and a uniform electric field of `10^(6) V//m` is

The energies required to set up in a cube of side 10 cm (i) a uniform electric field of 10^(7) Vm^(-1) and (ii) a uniform magnetic field of 0.25 Wbm^(-2) are respectively about (mu_(0) = 4pi xx 10^(-7) Hm^(-1), epsi_(0) = 8.9 xx 10^(-12) Fm^(-1))

The electrostatic energy stored in the 1 litre volume of air when it is placed in uniform electric field of intensity 10^(3)V//m is

The electrostatic energy stored in 1 litre volume of air when it is placed in uniform electric field of intensity 10^(3) V//m is

An electron and a proton separated by a distance of 4 xx 10^-9 m , forms an electric dipole. This dipole is aligned in a uniform electric field of 1.5 xx 10^4 N//C . Calculate potential energy of dipole to hold it at 60^@ with the direction of electric field.

A conductor of length 10 cm is moved parallel to itself with a speed of 10 m/s at right angle to a uniform magnetic field of 10^(-4)"wb"//m^(2) . What is the e.m.f. induced in it?

A square frame of edge 10 cm is placed with its positive normal making on angle of 60^0 with a uniform electric field of 20 V m^(-1) . Find the flux of the electric field through the surface bounded by the frame.

A square frame of edge 10 cm is placed with its ositivae normal making on angle of 60^0 with a uniform electric field of 20 V m^(-1) . Find the flux of the electric field through the surface bounded by the frame.

A square frame of edge 10 cm is placed with its positive normal making on angle of 60^0 with a uniform electric field of 20 V m^(-1) . Find the flux of the electric field through the surface bounded by the frame.