cgmorgan242 cgmorgan242

14-01-2020
Physics

contestada

A car accelerates at an average rate of 2.6 m/s^2 how long will it take for it to speed up from 24.6 m/s to 26.8 m/s

Respuesta :

Stefanisaska Stefanisaska

14-01-2020

Answer: 0.85 s

Explanation:

Vs=24.6m/s

Vf=26.8m/s

a=2.6m/s²

t=?

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Use equation for acceleraton to find out time .

a=Vf-Vs/t

ta=Vf-Vs

t=Vf-Vs/a

t=26.8-24.6/2.6

t=2.2m/s/2.6m/s²=0.85s

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