An athelete completes one round of a circular track of diameter 49 m in 20 s . calculate the distance covered and displacemant at the end of 30 s
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Distance = Circumference of the circular track
= 2 r
= 2 * 22/7 * 49/2
= 154 m
And Displacement = 1/2 of distance that is 77 m :-)
= 2 r
= 2 * 22/7 * 49/2
= 154 m
And Displacement = 1/2 of distance that is 77 m :-)
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