19-10-2016
Physics

contestada

Suppose a Heel-mobile, moving in a straight line and steadily increases its speed. It moves from 15 m/s to 30 m/s the first second and from 30 m/s to 45 m/s the next second. What would be its acceleration.

Respuesta :

19-10-2016

acceleration = change in velocity/change in time = 45-15 / 2

=30/2 = 15 m/s

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