An automobile moving along a straight track changes its velocity from 40 m/s to 80 m/s in a distance of 200 m. What is the (constant) acceleration of the vehicle during this time?

An automobile moving along a straight track changes its velocity from 40 m/s to 80 m/s in a distance of 200 m. What is the (constant) acceleration of the vehicle during this time?




1) 8.0 m/s

2) 9.6 m/s

3) 12 m/s

4) 6.9 m/s

5) 0.20 m/s








Answer: 3


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