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Physics (5th Edition)
5th Edition
ISBN: 9780321976444
Author: James S. Walker
Publisher: PEARSON
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Textbook Question
Chapter 5.6, Problem 6EYU
When a certain person steps onto a scale on solid ground, the reading is 750 N. When the same person rides in an elevator that accelerates, the reading on the scale is different. Rank the three cases (A, B, and C) shown in Figure 5-18 in order of increasing acceleration (from most negative to most positive) in the y direction. Indicate ties where appropriate.
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Students have asked these similar questions
Problem 5:
In the two cases shown below, a person is standing on a scale in an elevator. The elevators are identical, and the
person weighs 500 N. In both cases the elevator is moving upward, but in Case A it is accelerating upward and in
Case B it is accelerating downward.
A
B
y = 3 m/s
v = 3 m/s
a=2 m/s?
a=2 m/s?
Will the scale reading in Case A be greater than, less than, or the same as the scale reading in Case B?
Explain with a calculation or in words.
Problem 6:
In the two cases shown below, a person is standing on a scale in an elevator. The elevators are identical, and the
person weighs 500 N. In Case A the elevator is moving upward at a constant speed, and in Case B the elevator is
moving downward at a constant speed.
A
в
y = 3 m/s
v = 3 m/s
Will the scale reading in Case A be greater than, less than, or the same as the scale reading in Case B?
Explain with a calculation or in words.
Please tapy answer
Chapter 5 Solutions
Physics (5th Edition)
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(a)...Ch. 5 - Figure 5-39 shows the normal force N experienced...Ch. 5 - Figure 5-40 shows the normal force N as a function...Ch. 5 - A 5.0-kg bag of potatoes sits on the bottom of a...Ch. 5 - Predict/Calculate (a) Find the normal force...Ch. 5 - Predict/Calculate A gardener mows a lawn with an...Ch. 5 - Figure 5-41 Problems 53 53 An ant walks slowly...Ch. 5 - CE Predict/Explain Riding in an elevator moving...Ch. 5 - CE Predict/Explain Riding in an elevator moving...Ch. 5 - CE Give the direction of the net force acting on...Ch. 5 - CE Predict/Explain You jump out of an airplane and...Ch. 5 - In a tennis serve, a 0.070-kg ball can be...Ch. 5 - BIO Human Heart Force The left ventricle of the...Ch. 5 - A 51 5-kg swimmer with an initial speed of 1.25...Ch. 5 - The ax-versus-time graph for a 2.0-kg object is...Ch. 5 - A skateboarder starts from rest and rolls down a...Ch. 5 - The rotors of a 15,200-kg heavy-lift helicopter...Ch. 5 - As it pulls itself up to a branch, a chimpanzee...Ch. 5 - CE Each of the three identical hockey pucks shown...Ch. 5 - Predict/Calculate The VASIMR Rocket NASA plans to...Ch. 5 - An object of mass m = 5.95 kg has an acceleration...Ch. 5 - At the local grocery store, you push a 14.5-kg...Ch. 5 - BIO Predict/Calculate The Force of Running...Ch. 5 - BIO Predict/Calculate Grasshopper Liftoff To...Ch. 5 - Takeoff from an Aircraft Carrier On an aircraft...Ch. 5 - The Ux-versus-time graph for a 1.8-kg object is...Ch. 5 - Predict/Calculate An archer shoots a 0.024-kg...Ch. 5 - An apple of mass m = 0.13 kg falls out of a tree...Ch. 5 - BIO The Fall of T. rex Paleontologists estimate...Ch. 5 - Deep Space 1 The NASA spacecraft Deep Space 1 was...Ch. 5 - Your groceries are in a bag with paper handles....Ch. 5 - BIO A Leafhopper's Leap The motion of jumping...Ch. 5 - Predict/Calculate At the airport, you observe some...Ch. 5 - Prob. 80GPCh. 5 - Two boxes are at rest on a smooth, horizontal...Ch. 5 - You have been hired to help improve the material...Ch. 5 - Prob. 83GPCh. 5 - A baseball of mass m and initial speed U strikes a...Ch. 5 - When two people push in the same direction on an...Ch. 5 - An air-track cart of mass m1 = 0.14 kg is moving...Ch. 5 - BIO Increasing Safety in a Collision Safety...Ch. 5 - BIO Increasing Safety in a Collision Safety...Ch. 5 - BIO Increasing Safety in a Collision Safety...Ch. 5 - BIO Increasing Safety in a Collision Safety...Ch. 5 - Predict/Calculate Referring to Example 5-8 Suppose...Ch. 5 - Referring to Example 5-8 Suppose the force of 30.0...Ch. 5 - Predict/Calculate Referring to Figure 5-13 Suppose...Ch. 5 - Predict/Calculate Referring to Figure 5-13 Suppose...
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