Asked by Brent
A sports car accelerates from a standing start to 85mi/h in 4.61s.
a. Find its acceleration in feet per second squared.
b. How many feet does it travel in that time?
a. Find its acceleration in feet per second squared.
b. How many feet does it travel in that time?
Answers
Answered by
bobpursley
change mi/hr to f/s (60mi/hr=88ft/sec)
Vf=at solve for a.
Vf^2=Vi^2=2ad solve for a. Or,
avgvelocity= Vf/2, and d=avgveloctiy*time
Vf=at solve for a.
Vf^2=Vi^2=2ad solve for a. Or,
avgvelocity= Vf/2, and d=avgveloctiy*time
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