An electron has mass `9xx10^(-31)kg` and change `1.6xx10^(-19)C` is moving with a velocity of `10^(6)m//s`, enters a region where magnetic field exists. If it describes a circle of radius `0.10m`, the intensity of magnetic field must be

An electron having mass 9.1xx10^(-31) kg, charge 1.6xx10^(-19)C and moving with the velocity of 10^(6)m//s enters a region where magnetic field exists. If it describes a circle of radius 0.2 m then the intensity of magnetic field must be _______ xx10^(-5)T .

An electron having mass 9.1 xx 10^(-11) kg, charge 1.6 xx 10^(-19) C and moving with the velocity of 10^(6) m/s enters a region where magnetic field exists. If it describes a circle of radius 0.2 m then the intensity of magnetic field must be _________ xx 10^(-5) T

An electron (mass = 9 xx 10^-5 kg charge = 1.610^-510^-19 C ) moving with a very high velocity of 10^6 m//s enters a magnetic field. If it describes a circle of radius 0.1 m, then the strength of magnetic field must be

An electron (of mass = 9.1xx 10^31 kg and charge= 1.6xx 10^-19 coul) moving with velocity V=106 m/s enters into a magnetic field region and is found to describe a circle of radius 10 cm. The magnetic field induction in Tesla is

A proton moving with a velocity of 2 xx 10^6 ms^-1 describes a circle of radius R in a magnetic field. The speed of an alpha -particle to describe a circle of same radius in the same magnetic field is