A particle is moving in a circular path of radius r. The displacement after half a circle would be:

A particle is moving in a circular path of radius r. The displacement

1.	A particle is moving in a circular path of radius r. The displacement after half a circle would be:
Answer» Radius of the circle = rDisplacement(shortest path between the initial and the final point) after half the circle = 2 × r = 2r