A racing car going a 20 m/s stops in a distance of 20 m.What is its acceleration?

asked Jun 3, 2022 86.0k views

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4 votes

step by step

formular v^2 = u^2+2as

stop v = 0

0 = 400+2a(20)

-400=40a

a = -10 m/s^2

ans affect acceleration is 10 m/s^2

Hristo answered Jun 9, 2022

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