F=Bqv right?
F=7.2E-2 * 1.6E-19 *2.5E6
check that
A beam of electrons moves at right angles to a magnetic field of 7.2 multiplied by 10-2 T. The electrons have a velocity of 2.5 multiplied by 106 m/s. What is the magnitude of the force on each electron?
1 answer