An electron moving with a velocity of `4.5 xx 10^(7)m/s` enters a magnetic field of 2.5 T at an angle of `30^(o)` calculate the force on the electron.

An electron is moving northward with a velocity 8.5 xx 10^(6) ms^(-1) in a magnetic field 2T, directed downward. Calculate the instantaneous force on the electron.

An electron is moving with a velocity of 2.5 xx 10^(6) ms^(-1) . If the uncertainty in its velocity is 0.1% , calculate the uncertainty in its position. (Plank's constant, h = 6.626 xx 10^(-34) Js),( Mass of the electron = 9.1 xx 10^(-31) kg.)

An electron with energy 1 keV is entering a uni form magnetic field of 0.04T at an angle 60 with the field. Predict the path of the electron and find the characteristics of the path.

Calculate the wavelength of an electron moving with a velocity of 2.05 xx 10^(7) ms^(-1)

Calculate the wavelength of an electron moving with a velocity of 2.05xx10^(7) ms^(-1) .

A proton enters perpendicular to a magnetic field of 2.5 T with a velocity 1.5 xx 10^(7) ms^(-1) . Find the force on the proton?