An athlete completes a round of a circular track of diameter of 200 metres in 20seconds. Calculate distance travelled and the magnitude of displacement of the athlete at the end of one rotation
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Answer:
Displacement = 0 m
Distance = (4400/7) m or 628.57 m
Explanation:
Displacement will be 0 as he returns to his initial position(starting point).
Distance = Circumference of circular track
=2×π×r
=π×d (2 times radius is diameter)
=π×200 m
= (4400/7) m or 628.57 m
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