Physics for Scientists and Engineers: A Strategic Approach with Modern Physics, Books a la Carte Edition; Student Workbook for Physics for Scientists ... eText -- ValuePack Access Card (4th Edition)
4th Edition
ISBN: 9780134564234
Author: Randall D. Knight (Professor Emeritus)
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 5, Problem 23EAP
Exercise 23 through 27 describe a situation. For each, identify all forces acting on the object and draw a free-body diagram of the object.
23. A cat is sitting on a window sill.
24. An ice hockey puck glides across frictionless ice.
25. Your physics textbook is sliding across the table.
26. A steel beam, suspended by a single cable, is being lowered by a crane at a steadily decreasing speed.
27. A jet plane is accelerating down the runway during takeoff. Friction is negligible, but air resistance is not.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
A 15 kg object rests on a table. A cord is attached to this object and also to a wall. Another object is hung from this cord as shown. The coefficient of static friction between the 15 kg object and the table is 0.27.
a) Draw the free body diagram. b) Find the maximum mass that can be hung, without movement.
You push a 40.0 kg box across a floor at a constant velocity of 1.00 m/s. the coefficient of kinetic friction is ?k = 0.15. a. Draw a free body diagram. b. Decide of which type of problem-solving technique you need, inertial or dynamic. c. Determine the value of your push in newtons
A 50.0 kg athlete is suspended motionless from the end of a light rope attached to
the ceiling.
1. Draw a free-body diagram for the athlete.
2. Draw a free-body diagram for the rope.
3. Determine the athlete’s weight.
4. What are the magnitude and direction of the force that the rope has exerted
upon the athlete?
5. Calculate the tension force found on the upper end of the rope.
Two ropes of negligible mass hold a large steel ball of mass = 4.09 ✕ 10
6 g such that
it is motionless, as shown below.
1. Draw a free-body diagram for the ball.
2. Calculate the weight of the ball in N.
3. Identify the along the vertical.
4. Determine the tension force TB
in the rope with a 45-degree angle from the
vertical.
5. Determine the tension force TA
in the horizontal rope.
Chapter 5 Solutions
Physics for Scientists and Engineers: A Strategic Approach with Modern Physics, Books a la Carte Edition; Student Workbook for Physics for Scientists ... eText -- ValuePack Access Card (4th Edition)
Ch. 5 - An elevator suspended by a cable is descending at...Ch. 5 - A compressed spring is pushing a block across a...Ch. 5 - A brick is falling from the roof of a three-story...Ch. 5 - In FIGURE Q5.4 block B is falling and dragging...Ch. 5 - You toss a ball straight up in the air....Ch. 5 - A constant force applied to A causes A to...Ch. 5 - An object experiencing a constant force...Ch. 5 - An object experiencing a constant force...Ch. 5 - If an object is at rest, can you conclude that...Ch. 5 - If a force is exerted on an object, is it possible...
Ch. 5 - Is the statement “An object always moves in the...Ch. 5 - Prob. 12CQCh. 5 -
13. Is it possible for the friction force on an...Ch. 5 -
14. Suppose you press your physics book against...Ch. 5 - FIGURE Q5.15 shows a hollow tube forming...Ch. 5 - Prob. 16CQCh. 5 - Which of the following are inertial reference...Ch. 5 - Prob. 1EAPCh. 5 - Prob. 2EAPCh. 5 - A baseball player is sliding into second base....Ch. 5 - Prob. 4EAPCh. 5 -
5. An arrow has just been shot from a bow and is...Ch. 5 - Two rubber bands cause an object to accelerate...Ch. 5 - Two rubber bands pulling on an object cause it to...Ch. 5 - FIGURE EX5.8 shows acceleration-versus-force graph...Ch. 5 - Prob. 9EAPCh. 5 - Prob. 10EAPCh. 5 - Prob. 11EAPCh. 5 - FIGURE EX5.12 shows an acceleration-versus-force...Ch. 5 - Prob. 13EAPCh. 5 -
14. FIGURE EX5.14 shows the acceleration of...Ch. 5 - Prob. 15EAPCh. 5 - Prob. 16EAPCh. 5 - Prob. 17EAPCh. 5 - Exercise 17 trough 19 show two of the three forces...Ch. 5 - Exercise 17 trough 19 show two of the three forces...Ch. 5 - Prob. 20EAPCh. 5 - Prob. 21EAPCh. 5 - Prob. 22EAPCh. 5 - Exercise 23 through 27 describe a situation. For...Ch. 5 - Exercise 23 through 27 describe a situation. For...Ch. 5 -
Exercise 23 through 27 describe a situation. For...Ch. 5 -
Exercise 23 through 27 describe a situation. For...Ch. 5 - Exercise 23 through 27 describe a situation. For...Ch. 5 - Prob. 28EAPCh. 5 - Prob. 29EAPCh. 5 - Prob. 30EAPCh. 5 - Prob. 31EAPCh. 5 - A single force with x-component Fxacts on a 500 g...Ch. 5 - A constant force is applied to an object, causing...Ch. 5 - A constant force is applied to an object, causing...Ch. 5 - Problem 35 through 40 show a free-body diagram....Ch. 5 - through 40 show a free-body diagram. For each:...Ch. 5 - Prob. 37EAPCh. 5 - Prob. 38EAPCh. 5 - Problem 35 through 40 show a free-body diagram....Ch. 5 - Problem 35 through 40 show a free-body diagram....Ch. 5 - In lab, you propel a cart with four known forces...Ch. 5 - Problems 42 through 52 describe a situation. For...Ch. 5 - Problems 42 through 52 describe a situation. For...Ch. 5 - Problems 42 through 52 describe a situation. For...Ch. 5 - Problems 42 through 52 describe a situation. For...Ch. 5 - Problems 42 through 52 describe a situation. For...Ch. 5 - Problems 42 through 52 describe a situation. For...Ch. 5 - Problems 42 through 52 describe a situation. For...Ch. 5 - Problems 42 through 52 describe a situation. For...Ch. 5 - Problems 42 through 52 describe a situation. For...Ch. 5 - Problems 42 through 52 describe a situation. For...Ch. 5 - Problems 42 through 52 describe a situation. For...Ch. 5 - The leaf hopper, champion jumper of the insect...Ch. 5 - Prob. 54EAPCh. 5 -
55. A heavy boxy is in the back of a truck. The...Ch. 5 - If a car stops suddenly, you feel “thrown...Ch. 5 - Prob. 57EAP
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- A car of mass 875 kg is traveling 30.0 m/s when the driver applies the brakes, which lock the wheels. The car skids for 5.60 s in the positive x-direction before coming to rest. (a) What is the cars acceleration? (b) What magnitude force acted on the car during this time? (c) How far did the car travel?arrow_forwardCommercial airplanes are sometimes pushed out of the passenger loading area by a tractor. (a) An 1800-kg tractor exerts a force of 1.75104 N backward on the pavement, and the system experiences forces resisting motion that total 2400 N. If the acceleration is 0. 150 m/s2, what is the mass of the airplane? (b) Calculate the force exerted by the tractor on the airplane, assuming 2200 N of the friction is experienced by the airplane. (c) Draw two sketches showing the systems of interest used to solve each part, including the free-body diagrams for each.arrow_forwardA 75.0-kg man stands on a bathroom scale in an elevator that accelerates from rest to 30.0 m/s in 2.00 s. (a) Calculate the scale reading in newtons and compare it with her weight. (The scale exerts an upward force on her equal to its reading.) (b) What Is unreasonable about the result? (c) Which premise is unreasonable, or which premises are inconsistent?arrow_forward
- Consider the baby being weighed in Figure 4.34. (a) What is the mass of the child and basket if a scale reading of 55 N is observed? (b) What is the tension T1 in the cord attaching the baby to the scale? (c) What is the tension T2 in the cord attaching the scale to the ceiling, if the scale has a mass of 0.500 kg? (d) Draw a sketch of the situation indicating the system of interest used to solve each part. The masses of the cords are negligible.arrow_forwardGive three important “laws” that characterize frictional interactions between two Solids sliding past one another.arrow_forwardA block of ice (m = 15.0 kg) with an attached rope is at rest on a frictionless surface. You pull the block with a horizontal force of 95.0 N for 1.54 s. a. Determine the magnitude of each force acting on the block of ice while you are pulling. b. With what speed is the ice moving after you are finished pulling?arrow_forward
- Suppose two children push horizontally, but in exactly opposite directions, on a third child in a wagon. The first child exerts a force of 75.0 N, the second a force of 90.0 N, friction is 12.0 N, and the mass of the third child plus wagon is 23.0 kg. (a) What is the system of interest if the acceleration of the child in the wagon is to be calculated? (b) Draw a free-body diagram, including all forces acting on the system. (c) Calculate the acceleration. (d) What would the acceleration be if friction were 15.0 N?arrow_forwardWhile playing basketball in PE class, Michael Angelo lost his balance after making a lay-up and colliding with the padded wall behind the basket. His 56-kg body decelerated from 9.5 m/s to 0 m/s in 0.34 seconds. Determine the force acting upon Michael Angelo's body. a. F = 2354.2 N b. F = 1564.7 N c. F = 1897.3 N d. F = 3564.2 Narrow_forward2. A 4.0 kg block is pulled along a horizontal surface with an applied force of F=20 N and 0=30°. The kinetic friction coefficient between the block and the surface is 0.40. Assume the positive direction is to the right. a. Draw a free body diagram of the block including both horizontal and vertical forces. b. Determine the friction force acting on the block. c. Determine the horizontal aceleration of the block. Include the sign. d. If the block starts from rest and the force is applied for 5.0 s determine the velocity of the block.arrow_forward
- A 50 kg sled is being pulled up a 13 degree inclined plane by a rope that exerts a 250 N force, directed along the surface of the inclined plane. The coefficient of kinetic friction between the sled and the surface of the inclined plane is 0.200. a. Draw a free body diagram. b. Calculate the normal force on the sled. c. Calculate the acceleration of the sled.arrow_forward2. A 1,480-N crate is being pushed across a level floor at a constant speed by a force F of 370 N at an angle of 20.0° below the horizontal, as shown in the figure a below. The floor has some amount of friction. 20.0° a a. Draw a free body diagram of all the forces on the crate. b. Write out one equation for the y component of the resultant force. Hint: The crate does not move in the y direction. Write out one equation for the x component of the resultant force. Hint: the crate moves in the x direction. C. d. Determine the Normal force. e. What is the coefficient of kinetic friction between the crate and the floor? (Enter vour answer to at least three decimal places.)arrow_forward3. An accelerating sprinter pushes off with 560 N force. This force is applied on the ground horizontally. The net downward force on the ground is three times the weight for this 70 kg sprinter. A.Identify all the forces on the foot of the person and draw an accurate and complete free body diagram. O. Write down the correct equations of motion ON THE FOOT by summing all the forces along each axis acting on it using Newton's 2nd Law of Motion. You must identify and draw your chosen coordinate system. C- Solve for the minimum coefficient of friction needed to prevent slipping.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
College PhysicsPhysicsISBN:9781938168000Author:Paul Peter Urone, Roger HinrichsPublisher:OpenStax College
University Physics Volume 1PhysicsISBN:9781938168277Author:William Moebs, Samuel J. Ling, Jeff SannyPublisher:OpenStax - Rice University
College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
College Physics
Physics
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:OpenStax College
University Physics Volume 1
Physics
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:OpenStax - Rice University
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Newton's Third Law of Motion: Action and Reaction; Author: Professor Dave explains;https://www.youtube.com/watch?v=y61_VPKH2B4;License: Standard YouTube License, CC-BY