College Physics: A Strategic Approach Plus Mastering Physics with Pearson eText -- Access Card Package (4th Edition) (What's New in Astronomy & Physics)
4th Edition
ISBN: 9780134641492
Author: Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher: PEARSON
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Chapter 5, Problem 10CQ
Suppose you are holding a box in front of you and away from your body by squeezing the sides, as shown in Figure Q5.10. Draw a free-body diagram showing all of the forces on the box. What is the force that is holding the box up, the force that is opposite the weight force?
Figure Q5.10
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Suppose you are holding a box in front of you and away from your body by squeezing the sides, as shown. Draw a free-body diagram showing all of the forces on the box. What is the force that is holding the box up, the force that is opposite the weight force?
Figure Q5.3
A
30 N
30 N
20 kg
10 kg
Hs = 0.4
M=0.5
4. The boxes in Figure Q5.3 are now sliding; both have uk
0.35. Is the friction force on
A larger than, smaller than, or equal to the friction force on B? Explain.
Starting from rest, a 150 kg body experiences a force of 100 newtons acting on it in a direction parallel to the positive x-axis and a force of 150 newtons acting at 55° with respect to the positive x-axis.
a. What is the net force acting on the body? Include direction.
b. What is the acceleration of the body?
c. What velocity does it reach after 5 seconds?
Chapter 5 Solutions
College Physics: A Strategic Approach Plus Mastering Physics with Pearson eText -- Access Card Package (4th Edition) (What's New in Astronomy & Physics)
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