Physics for Scientists and Engineers with Modern, Revised Hybrid (with Enhanced WebAssign Printed Access Card for Physics, Multi-Term Courses)
9th Edition
ISBN: 9781305266292
Author: Raymond A. Serway, John W. Jewett
Publisher: Cengage Learning
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Question
Chapter 5, Problem 38P
(a)
To determine
The force of tension in the rope supporting the leg.
(b)
To determine
The traction force exerted to the right on the leg.
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Check out a sample textbook solutionStudents have asked these similar questions
A setup similar to the one shown in Figure P5.38 is often used in hospitals to support and apply a
horizontal traction force to an injured leg. (a) Determine the force of tension in the rope
supporting the leg. (b) What is the traction force exerted to the right on the leg?
Figure P5.38
70⁰
8.00 kg
12. QCA block of mass 3.00 kg is pushed up against a wall by a
force P that makes an angle of 0 50.0° with the horizontal
as shown in Figure P5.12. The coeffi-
cient of static fric tion between the block
and the wall is 0.250. (a) Determine the
possible values for the magnitude of P
that allow the block to remain station-
ary. (b) Describe what happens if |P
has a larger value and what happens if it
is smaller. (c) Repeat parts (a) and (b),
assuming the force makes an angle of
0 13.0° with the horizontal.
Figure P5.12
12. QCA block of mass 3.00 kg is pushed up against a wall by a force P that makes an angle of 0 = 50.0° with the horizontal as shown in Figure P5.12. o The coefficient of static friction be- g tween the block and the wall is 0.250. (a) Determine the possible values for the magnitude of P that allow the block to remain stationary. (b) De- scribe what happens if P| has a larger value and what hap- pens if it is smaller. (c) Repeat parts (a) and (b), assuming the force makes an angle of 0 = 13.0° with the horizontal.
Chapter 5 Solutions
Physics for Scientists and Engineers with Modern, Revised Hybrid (with Enhanced WebAssign Printed Access Card for Physics, Multi-Term Courses)
Ch. 5.2 - Which of the following statements is correct? (a)...Ch. 5.4 - An object experiences no acceleration. Which of...Ch. 5.4 - You push an object, initially at rest, across a...Ch. 5.5 - Suppose you are talking by interplanetary...Ch. 5.6 - (i) If a fly collides with the windshield of a...Ch. 5.8 - You press your physics textbook flat against a...Ch. 5.8 - Prob. 5.7QQCh. 5 - The driver of a speeding empty truck slams on the...Ch. 5 - In Figure OQ5.2, a locomotive has broken through...Ch. 5 - Prob. 3OQ
Ch. 5 - Prob. 4OQCh. 5 - Prob. 5OQCh. 5 - The manager of a department store is pushing...Ch. 5 - Two objects are connected by a string that passes...Ch. 5 - Prob. 8OQCh. 5 - A truck loaded with sand accelerates along a...Ch. 5 - A large crate of mass m is place on the flatbed of...Ch. 5 - If an object is in equilibrium, which of the...Ch. 5 - A crate remains stationary after it has been...Ch. 5 - An object of mass m moves with acceleration a down...Ch. 5 - Prob. 1CQCh. 5 - Your hands are wet, and the restroom towel...Ch. 5 - In the motion picture It Happened One Night...Ch. 5 - If a car is traveling due westward with a constant...Ch. 5 - A passenger sitting in the rear of a bus claims...Ch. 5 - A child tosses a ball straight up. She says that...Ch. 5 - A person holds a ball in her hand. (a) Identify...Ch. 5 - Prob. 8CQCh. 5 - Prob. 9CQCh. 5 - Twenty people participate in a tug-of-war. The two...Ch. 5 - Prob. 11CQCh. 5 - Prob. 12CQCh. 5 - A weightlifter stands on a bathroom scale. He...Ch. 5 - Prob. 14CQCh. 5 - Suppose you are driving a classic car. Why should...Ch. 5 - Prob. 16CQCh. 5 - Describe two examples in which the force of...Ch. 5 - The mayor of a city reprimands some city employees...Ch. 5 - Give reasons for the answers to each of the...Ch. 5 - Prob. 20CQCh. 5 - Identify actionreaction pairs in the following...Ch. 5 - Prob. 22CQCh. 5 - Prob. 23CQCh. 5 - A certain orthodontist uses a wire brace to align...Ch. 5 - If a man weighs 900 N on the Earth, what would he...Ch. 5 - A 3.00-kg object undergoes an acceleration given...Ch. 5 - Prob. 4PCh. 5 - Prob. 5PCh. 5 - The average speed of a nitrogen molecule in air is...Ch. 5 - Prob. 7PCh. 5 - Prob. 8PCh. 5 - Review. The gravitational force exerted on a...Ch. 5 - Review. The gravitational force exerted on a...Ch. 5 - Review. An electron of mass 9. 11 1031 kg has an...Ch. 5 - Prob. 12PCh. 5 - One or more external forces, large enough to be...Ch. 5 - A brick of mass M has been placed on a rubber...Ch. 5 - Two forces, F1=(6.00i4.00j)N and...Ch. 5 - Prob. 16PCh. 5 - Prob. 17PCh. 5 - Prob. 18PCh. 5 - Prob. 19PCh. 5 - You stand on the seat of a chair and then hop off....Ch. 5 - Prob. 21PCh. 5 - Review. Three forces acting on an object are given...Ch. 5 - Prob. 23PCh. 5 - Prob. 24PCh. 5 - Review. Figure P5.15 shows a worker poling a boata...Ch. 5 - An iron bolt of mass 65.0 g hangs from a string...Ch. 5 - Prob. 27PCh. 5 - The systems shown in Figure P5.28 are in...Ch. 5 - Prob. 29PCh. 5 - A block slides down a frictionless plane having an...Ch. 5 - The distance between two telephone poles is 50.0...Ch. 5 - A 3.00-kg object is moving in a plane, with its x...Ch. 5 - A bag of cement weighing 325 N hangs in...Ch. 5 - A bag of cement whose weight is Fg hangs in...Ch. 5 - Prob. 35PCh. 5 - Prob. 36PCh. 5 - An object of mass m = 1.00 kg is observed to have...Ch. 5 - Prob. 38PCh. 5 - Prob. 39PCh. 5 - An object of mass m1 = 5.00 kg placed on a...Ch. 5 - Prob. 41PCh. 5 - Two objects are connected by a light string that...Ch. 5 - Prob. 43PCh. 5 - Prob. 44PCh. 5 - In the system shown in Figure P5.23, a horizontal...Ch. 5 - An object of mass m1 hangs from a string that...Ch. 5 - A block is given an initial velocity of 5.00 m/s...Ch. 5 - A car is stuck in the mud. A tow truck pulls on...Ch. 5 - Prob. 49PCh. 5 - Prob. 50PCh. 5 - In Example 5.8, we investigated the apparent...Ch. 5 - Consider a large truck carrying a heavy load, such...Ch. 5 - Prob. 53PCh. 5 - Prob. 54PCh. 5 - A 25.0-kg block is initially at rest on a...Ch. 5 - Why is the following situation impassible? Your...Ch. 5 - Prob. 57PCh. 5 - Before 1960m people believed that the maximum...Ch. 5 - Prob. 59PCh. 5 - A woman at an airport is towing her 20.0-kg...Ch. 5 - Review. A 3.00-kg block starts from rest at the...Ch. 5 - The person in Figure P5.30 weighs 170 lb. As seen...Ch. 5 - A 9.00-kg hanging object is connected by a light,...Ch. 5 - Three objects are connected on a table as shown in...Ch. 5 - Prob. 65PCh. 5 - A block of mass 3.00 kg is pushed up against a...Ch. 5 - Prob. 67PCh. 5 - Prob. 68PCh. 5 - Prob. 69PCh. 5 - A 5.00-kg block is placed on top of a 10.0-kg...Ch. 5 - Prob. 71PCh. 5 - A black aluminum glider floats on a film of air...Ch. 5 - Prob. 73APCh. 5 - Why is the following situation impossible? A book...Ch. 5 - Prob. 75APCh. 5 - A 1.00-kg glider on a horizontal air track is...Ch. 5 - Prob. 77APCh. 5 - Prob. 78APCh. 5 - Two blocks of masses m1 and m2, are placed on a...Ch. 5 - Prob. 80APCh. 5 - An inventive child named Nick wants to reach an...Ch. 5 - Prob. 82APCh. 5 - Prob. 83APCh. 5 - An aluminum block of mass m1 = 2.00 kg and a...Ch. 5 - Prob. 85APCh. 5 - Prob. 86APCh. 5 - Prob. 87APCh. 5 - Prob. 88APCh. 5 - A crate of weight Fg is pushed by a force P on a...Ch. 5 - Prob. 90APCh. 5 - A flat cushion of mass m is released from rest at...Ch. 5 - In Figure P5.46, the pulleys and pulleys the cord...Ch. 5 - What horizontal force must be applied to a large...Ch. 5 - Prob. 94APCh. 5 - A car accelerates down a hill (Fig. P5.95), going...Ch. 5 - Prob. 96CPCh. 5 - Prob. 97CPCh. 5 - Initially, the system of objects shown in Figure...Ch. 5 - A block of mass 2.20 kg is accelerated across a...Ch. 5 - Prob. 100CPCh. 5 - Prob. 101CPCh. 5 - In Figure P5.55, the incline has mass M and is...Ch. 5 - Prob. 103CPCh. 5 - Prob. 104CP
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- Consider the three connected objects shown in Figure P5.43. Assume first that the inclined plane is frictionless and that the system is in equilibrium. In terms of m, g, and , find (a) the mass M and (b) the tensions T1 and T2. Now assume that the value of M is double the value found in part (a). Find (c) the acceleration of each object and (d) the tensions T1 and T2. Next, assume that the coefficient of static friction between m and 2m and the inclined plane is s and that the system is in equilibrium. Find (e) the maximum value of M and (f) the minimum value of M. (g) Compare the values of T2 when M has its minimum and maximum values. Figure P5.43arrow_forwardAll object of mass m = 500 kg is suspended from the ceiling of an accelerating truck as shown in Figure P6.21. Taking a = 3.00 m/s2, find (a) the angle 0 that the string makes with the vertical and (b) the tension T in the string.arrow_forward34. A block of mass 3.00 kg is pushed up QIC against a wall by a force P that makes an angle of 0 = 50.0° with the horizontal as shown in Figure P5.34. The coefficient of static friction between the block and the wall is 0.250. (a) Determine the possible values for the magnitude of P that allow the block to remain Figure P5.34 stationary. (b) Describe what happens if |P| has a larger value and what hap- pens if it is smaller. (c) Repeat parts (a) and (b), assuming the force makes an angle of 0 = 13.0° with the horizontal.arrow_forward
- 18. A bag of cement whose weight is F, Shangs in equilibrium from three wires as shown in Figure P5.18. Two of the wires make angles 0, and 0 with the horizontal. Assuming the system is in equilibrium, show that g ө2 T2 T'3 the tension in the left-hand wire is F_cos g sin (00, ksqncs bertkaurg teeonone When Figure P5.18 Okg CEMENTarrow_forward60. A woman at an airport is towing W her 20.0-kg suitcase at constant speed by pulling on a strap at an angle θ above the horizontal (Fig. P5.60). She pulls on the strap with a 35.0-N force, and the friction force on the suit case is 20.0 N. (a) Draw a free- body diagram of the suitcase. (b) What angle does the strap make with the horizontal? (c) What is the magnitude of the normal force that the ground exerts on the suitcase? Figure P5.60arrow_forward5.68 CP In Fig. P5.68 m1 20.0 kg and α = 53.1º. The coefficient of kinetic friction between the block and the incline is k = 0.40. What must be the mass m2 of the hanging block if it is to descend 12.0 m in the first 3.00 s after the system is released from rest? = Figure P5.68 m₁ α m2arrow_forward
- Figure P5.68 2. In Fig. P5.68 m, = 20.0 kg and a = 53.1°. The coefficient of kinetic friction between the block and the incline is Hg = 0.40. What must be the mass of the hanging block if it is to descend 12.0 m in the first 3.00 s after the system is released from rest? m2arrow_forward1. Atwood's Machine. A 15.0 – kg load of bricks hangs from one end of a rope that passes over a small, frictionless pulley. A 28.0 – kg counterweight is suspended from the other end of the rope, as shown in Fig. E5.15. The system is released from rest. (a) Draw two free-body diagrams, one for the load of bricks and one for the counterweight. (b) What is the magnitude of the upward acceleration of the load of bricks? (c) What is the tension in the rope while the load is moving? How does the tension compare to the weight of the load of bricks? To the weight of the counterweight? 28.0 kg 15.0 kgarrow_forwardA 9.00-kg hanging weight is connected by a string over a pulley to a 5.00-kg block that is sliding on a flat table (Fig. P5.24). If the coefficient of kinetic friction is 0.200, find the tension in the string. 5.00 kg 9.00 kg Figure P5.24 Problems 24 and 43.arrow_forward
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