The acceleration of a Tesla that maintains a constant velocity of 120 km/h over a time of one-half hour is
A)60 km/h.
B)120 km/h.
C)240 km/h.
D)zero because of no change in velocity.

Question

Quizplus · Accepted Answer

Acceleration is defined as the rate of change of velocity per unit time. In this case, the Tesla is maintaining a constant velocity of 120 km/h, which means there is no change in velocity. Therefore, the acceleration is zero.

The Acceleration of a Tesla That Maintains a Constant Velocity