A particle physics s moving along a circle such that it completes one revolution in 40seconds .in 2minutes 20second the ratio displacement/distance is
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Explanation:
In 40s = 1round
140s= 3.5 rounds (2m20s=140s)
Distance = 7πr
Displacement = 0.5round
ie. 2πr/2
= πr
So displacement/distance = πr/ 7πr
= 1 : 7
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