MCQ
A particle is moving in uniform circular motion with speed 'V' and radius 'R'. The angular acceleration of the particle is ______.
- A$\frac{ V ^2}{ R }$ along the radius towards the centre of the circle
- B$\frac{ V ^2}{ R }$along tangent to the circle.
- ✓zero
- D$\frac{ V ^2}{ R }$perpendicular to the plane of the circle.