A car reaches a speed of 40m/s in 85 meters. What is the acceleration of the car?

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21-09-2017
Physics

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A car reaches a speed of 40m/s in 85 meters. What is the acceleration of the car?

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billvillacortaowlu9e billvillacortaowlu9e · Answer 1 · 2017-09-21T03:00:32+02:00

billvillacortaowlu9e billvillacortaowlu9e

21-09-2017

acceleration is defined as the change in velocity during a certain amount of time. If you have the double derivative of the x eqn, you would end up with the a eqn.

Use vf^2 = vi^2 + 2ad
vi = 0

(Vf^2)/2d = a

40^2/(2*85) = a

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