Q. An electron moving with a uniform velocity along the positive $x$-direction enters a magnetic field directed along the positive $y$-direction. The force on the electron is directed along
A) Positive $y$-direction
B) Negative $y$-direction
C) Positive $z$-direction
D) Negative $z$-direction
Explanation
(d) By using Fleming’s left hand rule
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.