An athlete completes one round of a circular track of radius 10m in 40 sec. What is its average velocity during 40sec
Answers
Answered by
32
Thank you for asking this question. Here is your answer:
220 m.
Circumference of circle=2πr
r=10.i.e 2*3.14*10
=2*31.4 in 40 sec.
Dist. covered into 1 sec=2*31.4/40=1.57.
Dist covered into 120+20=140 sec=1.57*140=219.8
Approximately: 220 m
If there is any confusion please leave a comment below.
Answered by
6
Answer:
Explanation:
The answer is 0 as
The total displacement is 0
Thus average velocity = 0/40=0
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