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College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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
Transcribed Image Text:1. The figure shows the position (x) vs time (t) graph of the motion of a particle.
4
3
LA
B
+
2 3 4
t, s
(a) Calculate the average velocity between the points A and D.
x, m
0
Va=
OA
(b) At what point is the instantaneous velocity zero?
B
1
C
m
S
D
(c) At point D, is the velocity positive or negative?
Positive
Negative

Transcribed Image Text:(c) At point D, is the velocity positive or negative?
Positive
Negative
(d) Complete the following statement about the motion of the particle from point A to point D:
From point A to C the particle moves along the
◆ with
✰ velocity (as seen from the slopes of the tangents at
intermediate locations). At point C the particle
, then
the direction of motion. From C until the end motion shown on
then
the graph, the magnitude of the velocity first
intermediate locations.
after the point D as seen from the slopes of the tangents at
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