a world class sprinter can burst out of the blocks to essentially top speed (of about 11.5m/s ) in the first 15.0 m of the race. what is the acceleration of this sprinterand how long does it take her to reach that speed

Question

zephyr141 · Answer

use this equation to solve this problem, $$v^2=v_0^2+2ad$$ solve for a. you have your knowns.

shikamaru11 · Answer

yeah the 3rd equation of motion :) @zephyr141 Sir

anonymous · Answer

https://akk.li/pics/anne/jpg that should help