A cyclist completes two revolutions of a circular path of diameter 20 metre in half minute calculate the speed of the cyclist
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25
Answer:
3.14 m/s
Explanation:
The total distance travelled = 1/2×2 πr
= πr
= 3.14×120
= 376.8
Total speed = Total distance ÷ Total Time.
= 376.8 ÷ 120
= 3.14 m/s.
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1
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