When a particle moves in a circle with constant speed,its acceleration is
A)constantly increasing.
B)constant in direction.
C)zero.
D)constant in magnitude.
E)constant in magnitude and direction.

Question

Quizplus · Accepted Answer

When a particle moves in a circle with constant speed, it experiences centripetal acceleration, which is constant in magnitude but changes direction as the particle moves around the circle.

When a Particle Moves in a Circle with Constant Speed,its