Question

A particle revolves along a circle with a uniform speed. The motion of the particle is _____________.

• A. One dimensional
• B. Two dimensional.
• C. Oscillatory
• D. None of these

Answer 1

The correct option is B Two dimensional.

To describe the motion of a particle along a circle with a uniform speed. We need two variable, either $x$ and $y$, or $r$ and $\theta$. Therefore, the motion of the particle is two-dimensional.