A proton moves with speed of `7.45 xx10^5ms^-1` directly towards a free proton orginally at rest. Find the distance of the closet approach for the two protons `(m_p=1.66 xx 10^-27kg)`.

calculate the Coulomb.s force between two protons separated by 1.6xx10^-15m

A proton enters a magnetic field of 4 T intensity with a velocity of 2.5 xx 10^6 ms^-1 at an angle of 30^@ with the field. Find the magnitude of the force on the proton. Charge of the proton = 1.602 xx 10^-19 coulomb.

A beam of protons with a velocity of 4 xx 10 ^5 ms^(-1) enters a uniform magnetic field of 0.3 T. The velocity makes an angle of 60^@ with the magnetic field. Find the radius of the helicla path taken by the proton beam and the pitch of the helix. Given that mass of proton = 1.67 xx 10^-27kg

A proton of velocity of 10^8 cms^-1 is moving perpendicular to a uniform magnetic field of 10 kilogauss. What is the sideway force actig on the proton of charge e = 4.8 xx 10^10 e.s.u.?

A proton is travelling with horizontal velocity v_x=2.5xx10^8cms^-1. Calculate the transverse deflection in travelling horizontal distance, x=5cm in electric field of E_y=400V//cm . Mass of proton, m=1.6xx10^(-24)g , charge on proton, e=1.6xx10^(-19)C.