A runner completes one full lap of a circular track in

PHYSICS · Single correct · CBSE · Physics · Motion · Motion

Problem

A runner completes one full lap of a 400 m400\,\text{m} circular track in 40 s40\,\text{s}. What is the runner's average velocity for the lap? (a) 10 m/s10\,\text{m/s} (b) 20 m/s20\,\text{m/s} (c) 0 m/s0\,\text{m/s} (d) 3.2 m/s3.2\,\text{m/s}

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