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?

A proton enter a magnetic field 1.25 T with a velocity 1.5 xx 10^(7) m/s with 30^(o) angle with the field. Find the force on the proton?

Two protons are entering perpendicular to a uniform magnetic field with velocities in the ratio 1:2. What is the ratio of the radius of the circular path they describe in the magnetic field?

A charged particle is moving in a magnetic field of 10^(-2) T with a velocity of 10^(7) ms^(-1) in a circular path of radius 0.6cm. Find the specific charge of the particle.

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 2.7xx10^(7) ms^(-1) .

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