The coefficient of friction between a racecar's wheels and the track is 1.0 . The car starts from rest and accelerates at a constant rate for 300 m. Find the maximum speed at the end of the race.
a. 44 m/s
c. 89 m/s
b. 77 m/s
d. 99 m/s
Question 2
Hector drives a pickup truck horizontally at 15.0 m/s. He is transporting a crate of delicate lead crystal. If the coefficient of static friction between the crate and the truck bed is 0.300, what is the minimum stopping distance for the truck so the crate will not slide?
a. 28.7 m
c. 38.3 m
b. 51.0 m
d. 44.4 m
Administering a Z-Track Injection
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