Asked by Randy
A car has an acceleration of 2 m/s2. What is its speed 3 seconds after it starts moving?
Answers
Answered by
MathMate
v=u+at
v=final velocity,
u=initial velocity
a=acceleration
t=time
u=0 (initially at rest)
a=2 m s<sup>-2</sup>
t=3 s
final velocity = 0+2*3 = 6 m s<sup>-1</sup>
v=final velocity,
u=initial velocity
a=acceleration
t=time
u=0 (initially at rest)
a=2 m s<sup>-2</sup>
t=3 s
final velocity = 0+2*3 = 6 m s<sup>-1</sup>
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