An electron moving with a speed of `2.5 xx 10^(7) ms^(-1)` is deflected by an electric field of 1600 `Vm^(-1)` perpendicular to its circular path. If the radius of the electron trajectory is 2.3 m, calculate the e/m for the electron.

A stream of electrons moving with a speed of 3xx10^(7) ms^(-1) is deflected on passing through an electric field of 1800 Vm^(-1) , perpendicular to its path. If the radius iof the deflected beam is 3 m , calculate the value of e//m=1.76xx10^(11)C kg^(-1) .

An electron beam moving with a speed of 2.5xx10^(7) ms^(-1) enters into the magnetic field 4xx10^(-3) Wb//m^(2) directed perpendicular to its direction of motion. Find the intensity of the electron moves undeflected .

(a) A monoenergetic electron beam with electron speed of 5.20xx10^(6)ms^(-1) is subjected to a magnetic field of 1.30xx10^(-4)T , normal to the beam velocity. What is the radius of the circle traced by the beam, given e//m for electron equal 1.76xx10^(11)C.kg^(-1) . (b) Is the formula you employ in (a) valid for calculating radius of the path of 20 MeV electrons beam? If not, in what way is it modified!

An electron is moving in a cyclotron at a speed of 3.2 xx 10^(7) m s^(-1) in a magnetic field of 5 xx 10^(-4) T perpendicular to it. What is the frequency of this electron? (q=1.6xx10^(-19)C, m_(c)=9.1xx10^(-31)kg)

The radius of the path of an electron moving at a speed of 3xx10^(7) ms^(-1) perpendiuclar to a magnetic field 5xx10^(-4) T is nearly

A stream of electrons moving with a velocity of 6xx10^(7)ms^(-1) passes between two parallel plates. An electric field of 3000 Vm^(-1) is applied between the plates. Calculate the strength of the magnetic field required to keep the electron undeflected.

An electron is moving with a velocity of 10^(7) ms^(-1) on a circular path of radius 0.57 cm in a magnetic field of 10^(-2) Wbm^(-2) . Find the value of e//m for the electron.

An electron moving at the speed of 10^(7) m/s , enters a magnetic field of induction 0.1 T at right angle to the velocity of electron . The radius of circular path followed by the electron is

An electron beam passes through a magnetic field of 2xx10^-3 weber//m^2 and an electric field of 1*0xx10^4Vm^-1 both acting simultaneously. The path of electrons remaining undeviated, calculate the speed of the electrons. If the electric field is removed what will be the radius of the electron path?