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Korolek [52]
3 years ago
9

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

Physics
1 answer:
aleksklad [387]3 years ago
3 0

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

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