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How long will it take a runner, starting from rest and accelerating uniformly at 1.5 m/s2, to travel 3.0 m
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32 votes
32 votes
How long will it take a runner, starting from rest and accelerating uniformly at 1.5 m/s2, to travel 3.0 m

User Muhabutti
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3.3k points

1 Answer

24 votes
24 votes
v^2=u^2+2as
v^2=2as
v=_/2as
v=_/2(1.5)(3)
v_/(3)(3)
v=_/9
v=3ms-1

a=v/t
v=at
t=v/a
t=3/1.5
t=2s
User Dimaninc
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3.0k points
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