A Car Is Moving in the Positive Direction Along a Straight

question 11

Multiple Choice

A car is moving in the positive direction along a straight highway and accelerates at a constant rate while going from point A to point B.If the acceleration is positive,increasing the speed of the car,when does the position where the average speed equals the instantaneous speed occur during the time interval from A to B? Assume the time interval is T.

• A)T/2 from the start of the interval
• B)before T/2 from the start of the interval
• C)after T/2 from the start of the interval
• D)It depends on the speed at the start of the time interval.

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