Which statement is correct
Magnetic field of current element is perpendicular to position vector
Electric field of point charge is along position vector
Magnetic mono pole physically does not exist
All of above
Write Gauss’s law for magnetism.
The incorrect statement regarding the lines of force of the magnetic field $B$ is
Magnetic dipole moment is a
Two magnets, each of magnetic moment $‘M’ $ are placed so as to form a cross at right angles to each other. The magnetic moment of the system will be
State the direction of magnetic dipole moment (From $\mathrm{S}$ to $\mathrm{N}$ pole of magnet). and Write the unit of magnetic dipole moment.