EBK PHYSICS FOR SCIENTISTS & ENGINEERS
5th Edition
ISBN: 9780134296074
Author: GIANCOLI
Publisher: VST
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 4, Problem 63P
(III) The double Atwood machine shown in Fig. 4-48 has frictionless, massless pulleys and cords. Determine (a) the acceleration of masses mA, mB, and mC, and (b) the tensions FTA and FTC in the cords.
FIGURE 4-48
Problem 56.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
2-33. Determine the resultant of the force system in Fig. P 2-33 and locate
it with reepect to point O. The 100-lb and 80-lb forces are tangent to the circle.
100
30
FIG. P 2-33
Two blocks, with masses mA and mB, are connected to each other and to a central post by thin rods as shown in Fig. 5-41. The blocks revolve about the post at the same frequency f (revolutions per second) on a frictionless horizontal surface at distances rA and rB from the post. Derive an algebraic expression for the tension in each rod.
falls
(a)
Objects with masses m,
= 16.0 kg and m2
= 9.0 kg are connected by a light string that passes over a frictionless pulley as in the figure below. If, when the system starts from rest, m,
1.00 m in 1.23 s, determine the coefficient of kinetic friction between m, and the table.
(b) What If? What would the minimum value of the coefficient of static friction need to be for the system not to move when released from rest?
Chapter 4 Solutions
EBK PHYSICS FOR SCIENTISTS & ENGINEERS
Ch. 4.4 - Suppose you watch a cup slide on the (smooth)...Ch. 4.5 - Prob. 1BECh. 4.5 - If you push on a heavy desk, does it always push...Ch. 4.5 - Return to the first Chapter-Opening Question, page...Ch. 4.7 - Prob. 1FECh. 4.7 - Prob. 1GECh. 4.7 - Prob. 1HECh. 4 - Why does a child in a wagon seem to fall backward...Ch. 4 - If an object is moving, is it possible for the net...Ch. 4 - If the acceleration of an object is zero, are no...
Ch. 4 - Only one force acts on an object. Can the object...Ch. 4 - When a golf ball is dropped to the pavement, it...Ch. 4 - If you walk along a log floating on a lake, why...Ch. 4 - (a) Why do you push down harder on the pedals of a...Ch. 4 - Prob. 9QCh. 4 - The force of gravity on a 2-kg rock is twice as...Ch. 4 - Prob. 11QCh. 4 - When an object falls freely under the influence of...Ch. 4 - Compare the effort (or force) needed to lift a...Ch. 4 - When you stand still on the ground, how large a...Ch. 4 - Whiplash sometimes results from an automobile...Ch. 4 - Mary exerts an upward force of 40N to hold a bag...Ch. 4 - A father and his young daughter are ice skating....Ch. 4 - Prob. 19QCh. 4 - Which of the following objects weighs about 1 N:...Ch. 4 - Why might your foot hurt if you kick a heavy desk...Ch. 4 - When you are running and want to slop quickly, you...Ch. 4 - Suppose that you are standing on a cardboard...Ch. 4 - Prob. 2MCQCh. 4 - Prob. 3MCQCh. 4 - Prob. 4MCQCh. 4 - Prob. 5MCQCh. 4 - Prob. 7MCQCh. 4 - Prob. 9MCQCh. 4 - Prob. 10MCQCh. 4 - Prob. 11MCQCh. 4 - Prob. 12MCQCh. 4 - Prob. 13MCQCh. 4 - Prob. 1PCh. 4 - Prob. 2PCh. 4 - Prob. 3PCh. 4 - Prob. 4PCh. 4 - Prob. 5PCh. 4 - Prob. 6PCh. 4 - (II) Superman must stop a 120-km/h train in 150 m...Ch. 4 - Prob. 8PCh. 4 - Prob. 9PCh. 4 - Prob. 10PCh. 4 - (II) A fisherman yanks a fish vertically out of...Ch. 4 - Prob. 12PCh. 4 - (II) A 20.0-kg box rests on a table. (a) What is...Ch. 4 - (II) A particular race car can cover a...Ch. 4 - Prob. 15PCh. 4 - Prob. 16PCh. 4 - Prob. 17PCh. 4 - (II) Can cars stop on a dime? Calculate the...Ch. 4 - Prob. 19PCh. 4 - (II) Using focused laser light, optical tweezers...Ch. 4 - Prob. 21PCh. 4 - Prob. 22PCh. 4 - Prob. 23PCh. 4 - (II) An exceptional standing jump would raise a...Ch. 4 - (II) High-speed elevators function under two...Ch. 4 - Prob. 26PCh. 4 - Prob. 27PCh. 4 - Prob. 28PCh. 4 - (I) Draw the free-body diagram for a basketball...Ch. 4 - (I) A 650-N force acts in a northwesterly...Ch. 4 - (I) Sketch the tree body diagram of a baseball (a)...Ch. 4 - Prob. 32PCh. 4 - Prob. 33PCh. 4 - Prob. 34PCh. 4 - (II) The cords accelerating the buckets in Problem...Ch. 4 - Prob. 36PCh. 4 - (II) A train locomotive is pulling two cars of the...Ch. 4 - Prob. 38PCh. 4 - (II) A skateboarder, with an initial speed of...Ch. 4 - (II) At the instant a race began, a 65-kg sprinter...Ch. 4 - (II) A mass m is at rest on a horizontal...Ch. 4 - Prob. 42PCh. 4 - (II) A 27-kg chandelier hangs from a ceiling on a...Ch. 4 - (II) Redo Example 413 but (a) set up the equations...Ch. 4 - (II) The block shown in Fig. 4-43 has mass m = 7.0...Ch. 4 - Prob. 46PCh. 4 - Prob. 47PCh. 4 - Prob. 48PCh. 4 - Prob. 49PCh. 4 - (II) As shown in Fig. 4-41, five balls (masses...Ch. 4 - A super high-speed 14-car Italian train has a mass...Ch. 4 - Prob. 52PCh. 4 - Prob. 53PCh. 4 - (II) A child on a sled reaches the bottom of a...Ch. 4 - Prob. 55PCh. 4 - Prob. 56PCh. 4 - (III) Determine a formula for the acceleration of...Ch. 4 - (III) Suppose the pulley in Fig. 446 is suspended...Ch. 4 - Prob. 59PCh. 4 - (II) Three blocks on a frictionless horizontal...Ch. 4 - Prob. 61PCh. 4 - (III) A small block of mass m rests on the sloping...Ch. 4 - (III) The double Atwood machine shown in Fig. 4-48...Ch. 4 - (III) Determine a formula for the magnitude of the...Ch. 4 - Prob. 65PCh. 4 - Prob. 66PCh. 4 - Prob. 67GPCh. 4 - Prob. 69GPCh. 4 - Prob. 70GPCh. 4 - Prob. 71GPCh. 4 - Prob. 72GPCh. 4 - Prob. 73GPCh. 4 - Prob. 74GPCh. 4 - Prob. 75GPCh. 4 - A block (mass mA) lying on a fixed frictionless...Ch. 4 - Prob. 77GPCh. 4 - Prob. 78GPCh. 4 - (a) What minimum force F is needed to lift the...Ch. 4 - Prob. 80GPCh. 4 - A jet aircraft is accelerating at 3.8m/s2 as it...Ch. 4 - Prob. 82GPCh. 4 - Prob. 83GPCh. 4 - A fisherman in a boat is using a 10-lb test...Ch. 4 - Prob. 85GPCh. 4 - Prob. 86GPCh. 4 - Prob. 87GPCh. 4 - Prob. 88GPCh. 4 - Prob. 90GPCh. 4 - Prob. 91GPCh. 4 - Prob. 92GPCh. 4 - Prob. 93GPCh. 4 - Prob. 94GP
Additional Science Textbook Solutions
Find more solutions based on key concepts
12. What are the components of the Standard Model?
College Physics
7. Explain the difference between science and technology Are the two fields related?
Applied Physics (11th Edition)
Whether the power delivered to the apple by gravity increase, decrease or stay the same during the time the app...
Physics (5th Edition)
46. A 68 kg hiker walks at 5.0 km/h up a 7% slope. What is the necessary metabolic power? Hint: You can model h...
College Physics: A Strategic Approach (4th Edition)
A 2.4-kg block rests on a slope and is attached by a string of negligible mass to a solid drum of mass 0.85 kg ...
Essential University Physics (3rd Edition)
Calculate the watts of power expended when a force of 1 N moves a book 2 m in a time interval of 1 s.
Conceptual Integrated Science
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
- (I) A force of 35.0 N is required to start a 6.0-kg box moving across a horizontal concrete floor. (a) What is the coefficient of static friction between the box and the floor? (b) If the 35.0-N force continues, the box accelerates at 0.60 m/s What is the coefficient of kinetic friction?arrow_forward(III) (a) Suppose the coefficient of kinetic friction between ma and the plane in Fig. 4-62 is µk = 0.15, and that mA = mB = 2.7 kg. As mB moves down, determine the magnitude of the acceleration of ma and mg, given 0 = 34°. (b) What smallest value of pk will keep the system from accelerating? [Ignore masses of the (frictionless) pulley and the cord.] mB FIGURE 4-62 Problem 67.arrow_forwardBlock B with a mass of 13kg A with a mass of 27kg stands on the corner as shown in the figure. The kinetic coefficient of friction between the block and the angle is 0.25 and the static coefficient of friction is 0.30, and there is no friction between the angle and the horizontal surface and the pulleys. (i) calculate the maximum mass of Block C, which will ensure that Block B does not shift over the corner a. (ii) if the mass of Block C is x %greater than the mass calculated in option (i), calculate the acceleration of Block B and C of the angle A in m/s2arrow_forward
- Block B with a mass of 13kg A with a mass of 27kg stands on the corner as shown in the figure. The kinetic coefficient of friction between the block and the angle is 0.25 and the static coefficient of friction is 0.30, and there is no friction between the angle and the horizontal surface and the pulleys. (I) calculate the maximum mass of Block C, which will ensure that Block B does not shift over the corner a. (ii) if the mass of Block C is 13 %greater than the mass calculated in option (i), calculate the acceleration of Block B and C of the angle A in m/s2arrow_forwardBlock B in Fig. 6-31 weighs 711 N.The coefficient of static friction between block and table is 0.25; angle u is 30; assume that the cord between B and the knot is horizontal. Find the maximum weight of block A for which the system will be stationary.arrow_forwardTwo masses are hang over an ideal pulley using a rope. One mass is m1=120N and the other is m2=63N. Determine the tension of the rope when: (a) You hold m2 so that it won't mave: (b) You release m2 and m1 descends: (c) m1 lands and the two buckets come to rest.arrow_forward
- 17. (II) Two blocks, with masses ma and mg, are connected to each other and to a central post by thin rods as shown in Fig. 5–41. The blocks revolve about the post at the same frequency f (revolutions per second) on a frictionless horizontal surface at distances ra and ľg from the post. Derive an algebraic expression for the tension in each rod. FIGURE 5-41 mB Problem 17. 'Barrow_forwardA frictionless ramp is tilted 40 degrees above the horizontal and has a 15 kg block placed on it. (a) What is the force normal of the ramp on the brick? (b) Would the answer change if the ramp was not frictionless?arrow_forwardA car is traveling up a hill that is inclined at an angle θ above the horizontal. Determine the ratio of the magnitude of the normal force to the weight of the car when (a) θ = 16oand (b) θ = 38o.arrow_forward
- (2) Two forces F₁ = (36.0 N)i - (16.0 N)j and F₂(x,y) = (ax)i + (by)j displace a 12.0 kg object from the point (10.0 m, 10.0 m) to the point (30.0 m, 40.0 m). The numerical values of a and b are 6.0 and 8.0 respectively when the units of F2(x,y) are Newtons. (a) What are the units of a and b? (b) Calculate the work done on the object by the net force (Fnet = F₁ + F2) acting on it. (answer: 8640 J) (c) If the object started from rest at (10.0 m, 10.0 m), what was its speed when it reached (30.0 m, 40.0 m)? (answer: 37.9 m/s)arrow_forward(ex) Two masses, pulley, incline with friction, static vs. kinetic friction: The two blocks shown below are connected by a light string over a massless frictionless pulley. The coefficient of static friction between each block and surface is 0.35, and the coefficient of kinetic friction is 0.20. The mass of block A is 10.0 kg, and the mass of block B is unknown. The angle of the incline is 30 degrees. Do everything in symbols first substitute numbers in only at the end. (See PSL 5.5,7,8,9) a) The blocks are released from rest, and they are on the verge of sliding, but they do not move. Draw FBDs for each block. b) In symbols, solve for the mass of block B. (What else could you solve for?) c) Substitute the numbers to determine the mass of block B. A 0 Barrow_forward4-61. The drum has a weight of 500 N and rests on the floor for which the coefficient of static friction is 4, = 0.5. If a = 0.9 m and b= 1.2 m, determine the smallest magnitude of the force P that will cause impending motion of the drum.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningUniversity Physics (14th Edition)PhysicsISBN:9780133969290Author:Hugh D. Young, Roger A. FreedmanPublisher:PEARSONIntroduction To Quantum MechanicsPhysicsISBN:9781107189638Author:Griffiths, David J., Schroeter, Darrell F.Publisher:Cambridge University Press
- Physics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningLecture- Tutorials for Introductory AstronomyPhysicsISBN:9780321820464Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina BrissendenPublisher:Addison-WesleyCollege Physics: A Strategic Approach (4th Editio...PhysicsISBN:9780134609034Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart FieldPublisher:PEARSON
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
University Physics (14th Edition)
Physics
ISBN:9780133969290
Author:Hugh D. Young, Roger A. Freedman
Publisher:PEARSON
Introduction To Quantum Mechanics
Physics
ISBN:9781107189638
Author:Griffiths, David J., Schroeter, Darrell F.
Publisher:Cambridge University Press
Physics for Scientists and Engineers
Physics
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Lecture- Tutorials for Introductory Astronomy
Physics
ISBN:9780321820464
Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden
Publisher:Addison-Wesley
College Physics: A Strategic Approach (4th Editio...
Physics
ISBN:9780134609034
Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher:PEARSON
Newton's Second Law of Motion: F = ma; Author: Professor Dave explains;https://www.youtube.com/watch?v=xzA6IBWUEDE;License: Standard YouTube License, CC-BY