Question

An electron is moving with a speed of 7.8×107m/s in the positive i direction (right). There is a magnetic field with strength 15T in the positive j direction (up). What is the magnitude and of the force acting on that electron?
NN
What is the direction of the force acting on the electron?
A. into the page
B. right
C. left
D. down
E. out of the page
F. up


If the magnetic field were in the negative k direction (into the page), what would be the magnitude of the force on the electron?
N
What id the direction of the force acting on the proton?
A. down
B. out of the page
C. left
D. into the page
E. up
F. right


If the magnetic field was pointing in the negative i direction (left), what would be the magnitude of the force acting on the electron?

Answer 1

The magnitude and direction of magnetic force