Electrons move at right angles to a magnetic field of `1.5xx10^(-2)` Tesla with a speed of `6xx10^(7)m//s`. If the specific charge of the electron is `1.7xx10^(11)C//kg`. The radius of the circular path will be

A beam of ions with velocity 2xx 10^(5) m/s enters normally into a uniform magnetic field of 4 xx 10^(-2) T. if the specific charge to the ions is 5xx 10^(7) C/kg, the radius of the circular path described will be

A beam of ions with velocity 2xx 10^(5) m/s enters normally into a uniform magnetic field of 4 xx 10^(-2) T. if the specific charge to the ions is 5xx 10^(7) C/kg, the radius of the circular path described will be

If an electron is moving with a velocity of 10^(-7)m.s^(-1) at right angles to a magnetic field of strength 10^(-3)T , determine the magnetic force acting on the electron and the radius of the circular path it describes. Given, mass of an electron =9.1xx10^(-31)kg , electronic charge =1.6xx10^(-19)C .

Maximum velocity of photo electrons is 3.5 xx 10^(6) m//s . If the specific charge of an electron is 1.75 xx 10^(11) C/kg, stopping potential of the electron is

Maximum Velocity of photo electrons is 3.5 xx 10^6 m//s . If the specific charge of an electron is 1.75 xx 10^11 C//kg , stopping potential of the electron is

The electron in a hydrogen atom moves in circular orbit of radius 5xx10^(-11)m with a speed of 0.6pixx10^(6)m//s then

The electron in a hydrogen atom moves in circular orbit of radius 5xx10^(-11)m with a speed of 0.6pixx10^(6)m//s then

Electrons move at right angles to a magnetic field of 100 gauss and enter it with a velocity fo 2xx10^10 cms^-1 . Find the radius of their circular path. Given e//m = 1.7 xx 10^7 e.m.u g^-1