A motor vehicle is moving on a circle with uniform speed

A motor vehicle is moving on a circle with uniform speed. The net acceleration of the vehicle is

  1. perpendicular to the radius and along the velocity
  2. towards the centre of circle
  3. away from the centre along the radius of the circle
  4. zero

Answer

Uniform circular motion is the motion of an object in a circle at a constant speed, directed towards the centre.

The correct option is B.