motion is called uniform circular motion. 2. ercises An athlete completes one round of a circular track of diameter 200 m in 40 s. What will be the distance covered and the displacement at the end of 2 minutes 20 s?
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Answer:
2 min 20 seconds = 140 seconds
Distance covered in one round = 2πr
Distance covered in one round = 200π
Number of rounds completed in 140s = 140/40
Number of rounds completed in 140s = 3.5
Distance covered = 3.5 × 2 × 3.14 × 100
Explanation:
your answer is 2200m
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