ashleytroas ashleytroas
  • 09-12-2020
  • Physics
contestada

A car accelerates at 2 m/s2. Assuming the car starts from rest, how much time does it need to accelerate to a speed of 16 m/s?

Respuesta :

jayantpandey117
jayantpandey117 jayantpandey117
  • 09-12-2020

Answer:

8 seconds

Explanation:

as per 1st equation of motion

v=u+at,

u= initial velocity, v= final velocity , t=time, a=acceleration

since it starts from rest , u=0

v=16m/s

a=2m/s^2

16=0+2t

16=2t

t=8

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