A charged particle moves across a constant magnetic field. The magnetic force on this particle
A. changes the particle's speed.
B. causes the particle to accelerate.
C. is in the direction of the particle's motion.
D. changes the particle's speed causing the particle to accelerate.
Answer:B
A charged particle moves across a constant magnetic field. The magnetic force on this particle
A. changes the particle's speed. B. causes the particle to accelerate. C. is in the direction of the particle's motion. D. changes the particle's speed causing the particle to accelerate.