sjb0725 sjb0725

11-05-2020
Physics

contestada

What is the acceleration of a vehicle that goes from 70 m/s to a stop in 35 s?

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misssy21 misssy21

11-05-2020

u=70 , v= 0, t=35, a=?
v=u+at
0=70+a(35)
-70=35a
a=-2m/s^2
Decelerate 2ms^-2 or acceleration is -2ms^-2

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