Multiple choice

An athlete runs on a circular track of circumference 1/2 km. What is his average velocity, if he runs 1 km in 4 minutes?

  1. 0 m/s

  2. 2 m/s

  3. 4.2 m/s

  4. 8.4 m/s

  5. 16.8 m/s
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A Correct answer
Explanation

As the athlete is running on a circular track of whatever km length, he will end where he started from. Thus his displacement will be zero, and it will be his velocity as these are vector quantities

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