Suppose that some object is constrained to move on a straight line as depicted in the sketch below. +x And suppose that the motion of the object is described by the shown velocity vs time graph, where the positive and negative values of the velocity refer to the direction of motion. [m/s] 15 20 15 10 t [s] S A + /8 a 10 -5 -10 - I5 -20 -25 a) What is the average velocity of the object in the first 5 seconds of its motion? b) What is the average acceleration of the object from t = 5 seconds to t = 7 seconds. C) What is the object's displacement in the first 5 seconds of its motion?

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Chapter1: Units, Trigonometry. And Vectors
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Suppose that some object is constrained to move on a straight line as depicted in the sketch
below.
And suppose that the motion of the object is described by the shown velocity vs time graph,
where the positive and negative values of the velocity refer to the direction of motion.
45(4) [m/s]
15
20
15
10
t [s]
2 3 4 S a + /8 a 10
-5
-10
- IS
ー20
-25
a) What is the average velocity of the object in the first 5 seconds of its motion?
b) What is the average acceleration of the object from t = 5 seconds to t = 7 seconds.
c) What is the object's displacement in the first 5 seconds of its motion?
Transcribed Image Text:Suppose that some object is constrained to move on a straight line as depicted in the sketch below. And suppose that the motion of the object is described by the shown velocity vs time graph, where the positive and negative values of the velocity refer to the direction of motion. 45(4) [m/s] 15 20 15 10 t [s] 2 3 4 S a + /8 a 10 -5 -10 - IS ー20 -25 a) What is the average velocity of the object in the first 5 seconds of its motion? b) What is the average acceleration of the object from t = 5 seconds to t = 7 seconds. c) What is the object's displacement in the first 5 seconds of its motion?
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