natnat42
natnat42 natnat42
  • 27-08-2021
  • Physics
contestada

A car accelerates from rest at 6.6 m/s^2. How much time does it need to attain a speed of 7 m/s?

Respuesta :

aayushastha06
aayushastha06 aayushastha06
  • 27-08-2021

explanation:

Here,

  • initial velocity(u)=0m/s
  • final velocity (v)=7m/s
  • acceleration (a)=6.6m/s²
  • time(t)=?

Using Formula;

v = u + at

or, 7 = 0 + (6.6*t)

or, 7 = 6.6t

or 7/6.6 = t

or, t = 1.06s

I think it will help you....

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