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10-03-2017
Physics

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A electric model train travels at 0.339 m/s around a circular track of radius 1.75 m. How many revolutions does it perform per second, i.e, what is the motion's frequency?

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Аноним Аноним

10-03-2017

revs per sec = 0.339/(2*3.14*1.75) =0.030846

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