In the figure below is shown the time-distance graph of cyclist. Find – InterviewSolution

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1.

In the figure below is shown the time-distance graph of cyclist. Find out from the graph average speed in the whole journey.

Answer»

Average speed = \(\frac{Total\,distance\,covered}{Total\,time\,taken}\)

= \(\frac{20\,m}{2\,secs}+\,\frac{20}{2}\) m/s = 10 m/s + 10 m/s = 20 m/s

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