Multiple Choice
When a drag strip vehicle reaches a velocity of 60 m/s,it begins a negative acceleration by releasing a drag chute and applying its brakes.While reducing its velocity back to zero,its acceleration along a straight line path is a constant -7.5 m/s2.What displacement does it undergo during this deceleration period?
A) 40 m
B) 80 m
C) 160 m
D) 240 m
Correct Answer:

Verified
Correct Answer:
Verified
Q41: An automobile driver puts on the brakes
Q43: Two students are working on the same
Q45: Norma releases a bowling ball from rest;it
Q46: An x vs.t graph is drawn for
Q47: A cheetah can run at approximately 100
Q48: A European sports car dealer claims that
Q49: Human reaction time is usually about 0.20
Q51: A 50-g ball traveling at 25.0 m/s
Q55: A ball rolls down an incline,starting from
Q69: A change in a physical quantity w