A proton enters a magnetic field of flux density `2*5T` with a speed of `1*5xx10^7ms^-
Channel: Doubtnut
Date: 2020-08-02

A proton enters a magnetic field of flux density `2*5T` with a speed of `1*5xx10^7ms^-1` at an angle of `30^@` with the field, Find the force on the proton.