Problem
A proton moves perpendicular to a magnetic field with a velocity of \( 2 \times 10^6 \, \text{m/s} \) in a field of \( 0.8 \, \text{T} \). Calculate the magnetic force acting on the proton. (Given: charge of proton \( = 1.6 \times 10^{-19} \, \text{C} \))