biot savart's law

magnetic force on moving charge

magnetic flux

ampere’s circuital law

force on a current-carrying conductor

solenoid

force between two parallel current carrying conductors

the magnetic field due to a long straight conductor carrying current

the magnetic field strength at the centre of a circular loop

the magnetic field at a point on the axis of a circular current-carrying loop

the magnetic field at a point far away on the axis of a circular current-carrying loop

cyclotron frequency

magnetic moment of an electron moving around a central nucleus

the time period of revolution of an electron around a central nucleus

torque on a rectangular current loop in a uniform magnetic field

the angular deflection of a moving coil galvanometer in a uniform radial magnetic field