Physics · Kinematics
The velocity v (in m/s) of an object varies with time t (in seconds) as v = 2.0 + 1.0 t2. The average acceleration of the object for the time interval from t = 1.0 s to t = 3.0 s is:
- 14.0 m/s2✓
- 21.0 m/s2
- 33.0 m/s2
- 42.0 m/s2
Correct answer
4.0 m/s2
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