Acceleration Question
A car travelling at a speed of 40m/s encounters an emergency and comes to a complete stop how much time will it take for the car to stop. How much time will it take for the car to stop if it decelates at -4.0m/s
Given:
Vf =?
Vi =?
t =?
a =?
Formula:?
Solution:?
Answer:?
✔️=Correct Answer=Brainlest
✖️=Nonsense Answer=Report/Block
A car travelling at a speed of 40m/s encounters an emergency and comes to a complete stop how much time will it take for the car to stop. How much time will it take for the car to stop if it decelates at -4.0m/s
Given:
Vf =?
Vi =?
t =?
a =?
Formula:?
Solution:?
Answer:?
✔️=Correct Answer=Brainlest
✖️=Nonsense Answer=Report/Block
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Answer:
The formula for acceleration is Vf = Vi + a*t. In this case, Vf (final velocity) will be 0 since the car comes to a complete stop and Vi (initial velocity) will be 40m/s. Therefore, t = -Vi /a which means t = 10 seconds if it decelerates at -4 m/s^2