a person walks 400m north along one side of a rectangular field and then 300 m along the other side, the walk takes 10 min, calculate the av. velocity of the person?
2 answers
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If the person had walked from one corner of the rectangle to the opposite corner, he would have walked
only 500m. Since he chose the longest
route, he walked a total of 700m(300+400).
d = Vt,
V = d/t = 700m / 10min = 70m/min =
70m / 60s = 1.17m/s.
only 500m. Since he chose the longest
route, he walked a total of 700m(300+400).
d = Vt,
V = d/t = 700m / 10min = 70m/min =
70m / 60s = 1.17m/s.
1 answer