A car accelerates at a constant rate from 16 m/s to 25 m/s in 3.0 s. What is itsacceleration in m/s2?
Question
A car accelerates at a constant rate from 16 m/s to 25 m/s in 3.0 s. What is its acceleration in m/s²?
Solution
The acceleration of an object can be calculated using the formula:
a = (v_f - v_i) / t
where: a = acceleration v_f = final velocity v_i = initial velocity t = time
In this case, the final velocity (v_f) is 25 m/s, the initial velocity (v_i) is 16 m/s, and the time (t) is 3.0 s.
Substituting these values into the formula gives:
a = (25 m/s - 16 m/s) / 3.0 s a = 9 m/s / 3.0 s a = 3 m/s²
So, the acceleration of the car is 3 m/s².
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