A boy is running on a circular track of radius 50m. Calculate the displacement of the boy after completing 5 rounds of the track .

A boy is running on a circular track of radius 50m. Calculate the disp

1.	A boy is running on a circular track of radius 50m. Calculate the displacement of the boy after completing 5 rounds of the track .
Answer» Solution :Since FINAL and initialpositions are same HENCE displacement of the BOY will be , `DELTA r = r - r = 0`