Mathematics · Average Acceleration
The velocity v (in m/s) of an object changes with time t (in seconds) as v = 5 + 0.5t2. The average acceleration of the object for the duration t = 1 s to t = 4 s is:
- 13.5 m/s2
- 23.0 m/s2
- 32.5 m/s2✓
- 41.5 m/s2
Correct answer
2.5 m/s2
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