An electron moving with kinetic energy of 0.1eV enters perpendivularly to field `B=10^-4T`. Find frequency of revolution.

An electron moving with a kinetic energy of 1.5 xx 10^(3) eV enters in a region of uniform magnetic field of induction 4 xx 10^(-3) Wb//m^(2) at right angles to the direction of motion of the electron . The radius of circular path of the electron in the magnetic field is

The de broglie wavelength of electron moving with kinetic energy of 144 eV is nearly

An electron having mass 'm' and kinetic energy E enter in uniform magnetic field B perpendicularly, then its frequency will be : -

An electron having a kinetic energy of 100eV circulates in a path of radius 10cm in a magnetic field. Find the magnetic field and the number of revolutons per second made by the electron.

An electron having a kinetic energy of 400 eV circulates in a path of radius 20 cm in a magnetic field.Find the magnetic field and the number of revolutions per second made by the electron.

An electron moving with kinetic energy 6xx10^(-16) joules enters a field of magnetic induction 6xx10^(-3)" weber//m^2 at right angle to its motion . The radius of its path is

An electron is moving with a kinetic energy of 4.55 xx 10^-25 J . What will be Broglie wavelength for this electron ?

An electron of kinetic energy 10 keV moves perpendicular to the direction of a uniform magnetic field of 0.8 milli tesla. Calculate the time period of rotation of the electron in the magnetic field.