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27 Nov 2019
In a women's 100m race, accelerating uniformly, Laura takes 2.00 sand Healan 3.00 s to attain their maximum speeds, which they eachmaintain for the rest of the race. They cross the finish linesimultaneously, both setting a world record of 10.4 s.
(a) what is the acceleration of each sprinter?
(b) What are their respective maximum speeds?
(c) which sprinter is ahead at the 6.00 s mark, and by howmuch?
(d) What is the maximum distance by which Healan is behind Laura,and at what time does that occur?
In a women's 100m race, accelerating uniformly, Laura takes 2.00 sand Healan 3.00 s to attain their maximum speeds, which they eachmaintain for the rest of the race. They cross the finish linesimultaneously, both setting a world record of 10.4 s.
(a) what is the acceleration of each sprinter?
(b) What are their respective maximum speeds?
(c) which sprinter is ahead at the 6.00 s mark, and by howmuch?
(d) What is the maximum distance by which Healan is behind Laura,and at what time does that occur?
