Two cars start from rest at the same location
and at the same instant and race along a straight
track. Car A accelerates at 6.6 fps2 to a speed of
90 mph and then runs at this constant speed. Car B
accelerates at 4.4 fps2 to a speed of 96 mph and
then runs a a constant speed.
(a) Which car will with a 3-mile race and by what
distance?
(b) What will be the maximum lead of A over B?
(c) How far will the cars have traveled when B
passes A?
1 answer