Question

9. A sprinter in a 100 m race, covers 4 m in first second, 30 m in next 4 s, 52 m in another 4 s
and finishes the race in 10 s. 1.Calculate the average velocity of the sprinter.
2.In which time interval, is the average velocity attained by the sprinter maximum?
State this velocity in appropriate units.
(c) Plot the distance-time for the motion of the sprinter.
(d) Find out the distance moved by the sprinter at the end of 6 s with the help of the graph.
[Ans. (a) 10 ms-', (b) in last 1 second 14 ms !​

Answer 1

Answer:

[Ans. (a) 10 ms-', (b) in last 1 second 14 ms

Explanation:

[Ans. (a) 10 ms-', (b) in last 1 second 14 ms