(a) Suppose that a NASCAR race car is moving to the right with a constant velocity of +92.0 m/s. What is the average acceleration of the car? (b) 12.0 seconds later, the car is halfway around the track and traveling in the opposite direction with the same speed. What is the average acceleration of the car? (a) ā= i (b) a = i
(a) Suppose that a NASCAR race car is moving to the right with a constant velocity of +92.0 m/s. What is the average acceleration of the car? (b) 12.0 seconds later, the car is halfway around the track and traveling in the opposite direction with the same speed. What is the average acceleration of the car? (a) ā= i (b) a = i
Physics for Scientists and Engineers
10th Edition
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter2: Motion In One Dimension
Section2.6: Motion Diagrams
Problem 2.6QQ: Which one of the following statements is true? (a) If a car is traveling eastward, its acceleration...
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Step 1
Given that,
a)
In the first case
The velocity of the car is constant and it is
b)
In the first case
After time
At the distance
where L is the length of the track
The velocity of the car is
Where the negative sign indicates that the direction is left and the positive sign indicates that the direction is right.
To find the average acceleration of both cases.
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