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22 votes
22 votes
A car accelerates from 3 m/s to 12 m/s in 20 s.

What is the acceleration of the car?

User Ray Nicholus
by
3.0k points

1 Answer

12 votes
12 votes

Answer:

0.45 [m/s²].

Step-by-step explanation:

1) formula of the required acceleration is (V-final velocity, V₀-initial velocity, t-elapsed time):


a=(V-V_0)/(t);

2) according to the formula above:

a=(12-3)/20=0.45 [m/s²].

User Vickisys
by
2.7k points