An electron enters a magnetic field of 0.69 T with a velocity perpendicular to the direction of the field of 300m/s. Calculate magnitude and...

1.   An electron enters a magnetic field of 0.69 T with a velocity perpendicular to the direction of the field of 300m/s. Calculate magnitude and direction of the magnetic force. (The mass of an electron is 9.1 × 10-31 kg, and the charge of an electron is 1.6 × 10-19 C.)