nelderlainez
nelderlainez nelderlainez
  • 01-11-2016
  • Physics
contestada

A car's velocity changes from 0 m/s to 40 m/s in 5 seconds. What is the average acceleration of the car? (Show work)

Respuesta :

gardeaj
gardeaj gardeaj
  • 02-11-2016
(vf-vi) ÷ t = a

(40-0) ÷ 5 = 8m/s²
Answer Link
Muscardinus Muscardinus
  • 30-09-2019

Answer:

Acceleration, [tex]a=8\ m/s^2[/tex]

Explanation:

Given that,

Initial velocity of the car, u = 0

Final velocity of the car, v = 40 m/s

Time taken, t = 5 s

Let a is the acceleration of the car. It can be calculated using first equation of motion as :

v = u + at

v = at

40 = a × 5

[tex]a=8\ m/s^2[/tex]

So, the acceleration of the car is [tex]8\ m/s^2[/tex]. Hence, this is the required solution.

Answer Link

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