A Swimmer crossed a 90 m long pool. In one minute she swims from one e – InterviewSolution

1.

A Swimmer crossed a 90 m long pool. In one minute she swims from one end to other end and back along. The average speed and average velocity are0 , 3.5 m/s2 m/s, 3 m3 m/s, 0 m3 m/s, 3.5 m/s

Answer»

《ANSWER♣

3m/s and 0m/s

《EXPLANATION♣

✠avarage speed⟼

(TOTAL DISTANCE)/(total TIME)

⟼(90+90)/60

⟼3m/s

✠avarage velocity⟼

(DISPLACEMENT)/(time)

⟼ 0/60

⟼ 0

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