Question

A particle completes one round across a circular track of radius 20 m find the displacement of the particle ?
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Answer 1

Answer:

the displacement of particle is zero

because he has returned to the point from where he has started

Answer 2

Answer:

Displacement = 0 m

Explanation:

For This Question,

Distance= 2πr = 40π m

and, Displacement = 0m because Initial and Final points are same.