Asked by Lorie
a 1000 kg car is driven at 20 m/s. How many seconds would it take a 2000 N force to stop the car?
Answers
Answered by
drwls
a = F/m would be the deceleration rate. That is 2 m/s^2.
The time required to reach zero velocity is
t = Vo/a = 20/2 = 10 seconds
The car would travel (Vo/2)*t = 100 meters during that deceleration time.
The time required to reach zero velocity is
t = Vo/a = 20/2 = 10 seconds
The car would travel (Vo/2)*t = 100 meters during that deceleration time.
Answered by
Daniel
What is the kinectic energy of a body of mass 2000kg moving with a velocity of 10m/s
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