14-09-2018
Physics

contestada

In 10s a car accelerates 4m/s^2 to 60m/s. How fast was the car going before it accelerated?

Respuesta :

doniyulexa doniyulexa

14-09-2018

v2 = v1 + at 60 = v1 + 4*10 v1 = 20 m/s

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