A driver starts his parked car and within 4.6 seconds, reaches a velocity of 15.0 m/s. What is his acceleration?
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1
Here you are my friend the answer is clear but i will work it out for you.....
Acceleration
=
0.00333
km/
sec
2
Explanation:
Acceleration = velocity/time
The direction is irrelevant.
We just need to make the units consistent.
60
km
hr
×
hr
60
min
×
min
60
sec
=
0.01667
km
sec
Acceleration
=
0.01667
km
sec
5
sec
=
0.00333
km/
sec
2
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