Physics, 06.11.2019 00:31 sheltongraham1011

Arunner sprints around a circular track of radius 100 m at a constant speed of 7 ms. the runner’s friend is standing at a distance 200 m from the center of the track. how fast is the distance between the friends changing when the distance between them is 200 m?

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Arunner sprints around a circular track of radius 100 m at a constant speed of 7 ms. the runner’s fr...

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