Principles of Physics: A Calculus-Based Text
5th Edition
ISBN: 9781133104261
Author: Raymond A. Serway, John W. Jewett
Publisher: Cengage Learning
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Chapter 5, Problem 1P
To determine
The coefficient of static and kinetic friction.
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Chapter 5 Solutions
Principles of Physics: A Calculus-Based Text
Ch. 5.1 - You press your physics textbook flat against a...Ch. 5.1 - A crate is located in the center of a flatbed...Ch. 5.1 - You are playing with your daughter in the snow....Ch. 5.2 - You are riding on a Ferris wheel (Fig. 5.8) that...Ch. 5.3 - Which of the following is impossible for a car...Ch. 5.3 - A bead slides freely along a curved wire lying on...Ch. 5.4 - Consider a sky surfer falling through air, as in...Ch. 5 - The driver of a speeding empty truck slams on the...Ch. 5 - The manager of a department store is pushing...Ch. 5 - An object of mass m moves with acceleration a down...
Ch. 5 - An office door is given a sharp push and swings...Ch. 5 - Prob. 5OQCh. 5 - A pendulum consists of a small object called a bob...Ch. 5 - A door in a hospital has a pneumatic closer that...Ch. 5 - The driver of a speeding truck slams on the brakes...Ch. 5 - A child is practicing for a BMX race. His speed...Ch. 5 - A large crate of mass m is placed on the flatbed...Ch. 5 - Before takeoff on an airplane, an inquisitive...Ch. 5 - Prob. 12OQCh. 5 - As a raindrop falls through the atmosphere, its...Ch. 5 - An object of mass m is sliding with speed vi at...Ch. 5 - A car is moving forward slowly and is speeding up....Ch. 5 - Prob. 2CQCh. 5 - Prob. 3CQCh. 5 - Prob. 4CQCh. 5 - Prob. 5CQCh. 5 - Prob. 6CQCh. 5 - Prob. 7CQCh. 5 - Prob. 8CQCh. 5 - Prob. 9CQCh. 5 - Prob. 10CQCh. 5 - It has been suggested that rotating cylinders...Ch. 5 - Prob. 12CQCh. 5 - Why does a pilot tend to black out when pulling...Ch. 5 - Prob. 1PCh. 5 - Prob. 2PCh. 5 - Prob. 3PCh. 5 - Prob. 4PCh. 5 - Prob. 5PCh. 5 - The person in Figure P5.6 weighs 170 lb. As seen...Ch. 5 - A 9.00-kg hanging object is connected by a light,...Ch. 5 - Prob. 8PCh. 5 - A 3.00-kg block starts from rest at the top of a...Ch. 5 - Prob. 10PCh. 5 - Prob. 11PCh. 5 - A block of mass 3.00 kg is pushed up against a...Ch. 5 - Two blocks connected by a rope of negligible mass...Ch. 5 - Three objects are connected on a table as shown in...Ch. 5 - Why is the following situation impossible? Your...Ch. 5 - Prob. 16PCh. 5 - A light string can support a stationary hanging...Ch. 5 - Why is the following situation impossible? The...Ch. 5 - A crate of eggs is located in the middle of the...Ch. 5 - Prob. 20PCh. 5 - Prob. 21PCh. 5 - A roller coaster at the Six Flags Great America...Ch. 5 - Prob. 23PCh. 5 - Prob. 24PCh. 5 - Prob. 25PCh. 5 - A pail of water is rotated in a vertical circle of...Ch. 5 - Prob. 27PCh. 5 - A child of mass m swings in a swing supported by...Ch. 5 - Prob. 29PCh. 5 - (a) Estimate the terminal speed of a wooden sphere...Ch. 5 - Prob. 31PCh. 5 - Prob. 32PCh. 5 - Prob. 33PCh. 5 - A 9.00-kg object starting from rest falls through...Ch. 5 - Prob. 35PCh. 5 - Prob. 36PCh. 5 - Prob. 37PCh. 5 - Prob. 38PCh. 5 - Prob. 39PCh. 5 - Prob. 40PCh. 5 - Prob. 41PCh. 5 - Prob. 42PCh. 5 - Consider the three connected objects shown in...Ch. 5 - A car rounds a banked curve as discussed in...Ch. 5 - Prob. 45PCh. 5 - An aluminum block of mass m1 = 2.00 kg and a...Ch. 5 - Figure P5.47 shows a photo of a swing ride at an...Ch. 5 - Why is the following situation impossible? A...Ch. 5 - A space station, in the form of a wheel 120 m in...Ch. 5 - A 5.00-kg block is placed on top of a 10.0-kg...Ch. 5 - In Example 6.5, we investigated the forces a child...Ch. 5 - Prob. 52PCh. 5 - Prob. 53PCh. 5 - Prob. 54PCh. 5 - Prob. 55PCh. 5 - Prob. 56PCh. 5 - Prob. 57PCh. 5 - Why is the following situation impossible? A book...Ch. 5 - A single bead can slide with negligible friction...Ch. 5 - An amusement park ride consists of a large...Ch. 5 - Prob. 61PCh. 5 - Prob. 62PCh. 5 - Prob. 63PCh. 5 - If a single constant force acts on an object that...
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- The weight of the block in the drawing is 62.0 N. The coefficient of static friction between the block and the vertical wall is 0.440. (a) What minimum magnitude of the force is required to prevent the block from sliding down the wall? (Hint: The static frictional force exerted by the block is directed upward, parallel to the wall.) (b) What minimum force is required to start the block moving up the wall? (Hint: The static frictional force is now directed down the wall.)arrow_forwardA 100-kg block is moved at a constant speed along the horizontal surface by a force inclined above the horizontal. The horizontal force is 400 newtons, while the vertical component of the force is 300 newtons. Find (a) the force of kinetic friction, (b) the normal force and the (c) coefficient of kinetic friction.arrow_forwardA 118 kg box sits on a flat surface where it has a static friction coefficient of μs = 0.524 and a kinetic friction coefficient of μk = 0.318. What is the minimum horizontal force that a worker must apply in order to get the box to begin moving?arrow_forward
- What is the difference between static friction and kinetic friction? a. The object is not moving for static friction to apply while the object is sliding for kinetic friction to apply. b. Static friction ranges from zero to a maximum value while kinetic friction is constant. c. Coefficient of static friction tend to be greater than coefficient of kinetic friction. d. All of the choices.arrow_forwardAs a girl pushes an object across a wood floor, she suddenly comes to an area where the floor has been waxed recently, making it slippery. What becomes true of the coefficient of kinetic friction? A. The coefficient of kinetic friction increases. B. The coefficient of kinetic friction decreases. C. The coefficient of kinetic friction becomes zero. D. The coefficient of kinetic friction becomes negative.arrow_forwardQuestion 1.) A block with mass of 10.00 kg is on a slope of angle θ 30.0° to the horizonal (see figue below). The static friction coefficient between the block and the surface is 0.600 m. What is the static friction force? (use figure 1) ANSWER OPTIONS: a.) 40. N b.) 50.9 N c.) 84.8 N d.) the body slides down the slope Question 2.) A block with mass of 15.0 kg moves on a horizaontal surface. The kinetic friction coeeficient bewteen the block and the surface is 0.500. A string is attached to this block extering a constant tension force T on the block of 80.0 N at an angle θ' of 60.0°. Calculate the acceleration on the object. (use figure 2) ANSWER OPTIONS a.) -2.51 m/s2 b.) 0.076 m/s2 c.) 0.91 m/s2 d.) 3.33 m/s2arrow_forward
- Land Rover ads used to claim that their vehicles could climb a slope of 45°. For this to be possible, what must be the minimum coefficient of static friction between the vehicle’s tires and the road?A. 0.5 B. 0.7 C. 0.9 D. 1.0arrow_forwardCalculate the ratio of the drag force on a jet flying at 1000 km/h at an altitude of 10 km to the drag force on a propdriven transport flying at half that speed and altitude. The density of air is 0.38 kg/m3 at 10 km and 0.67 kg/m3 at 5.0 km.Assume that the airplanes have the same effective cross-sectional area and drag coefficient C.arrow_forwardKayla, a fitness trainer, develops an exercise that involves pulling a heavy crate across a rough surface. The exercise involves using a rope to pull a crate of mass M=45.0 kg along a carpeted track. Using her physics expertise, Kayla determines that the coefficients of kinetic and static friction between the crate and the carpet are mu(k)=0.410 and mu(s)=0.770, respectively. Kayla uses one of her employees, Ramon, to test the exercise. If the rope makes an angle of ?=25.0∘ with the floor, what is the minimum force F(min) that Ramon must apply to set the crate in motion? Use g=9.80 m/s2. Next, Kayla has Ramon pull on the rope as hard as he can. If he pulls with a force of F=315 N along the direction of the rope, and the rope makes the same angle of ?=25.0∘ with the floor, what is the acceleration, a, of the box?arrow_forward
- A small box is held in place against a rough vertical wall by someone pushing on it with a force directed upward at 26 ∘∘above the horizontal. The coefficients of static and kinetic friction between the box and wall are 0.40 and 0.30, respectively. The box slides down unless the applied force has magnitude 29 N . What is the mass of the box?arrow_forwardIn a laboratory experiment on friction, a 135-N block resting on a rough horizontal table is pulled by a horizontal wire. The pull gradually increases until the block begins to move and continues to increase thereafter. The figure shows a graph of the friction force on this block as a function of the pull. Identify the following: Identify the regions of the graph on the x-axis where static friction occur. Identify the regions of the graph on the x-axis where kinetic friction occur. Find the coefficients of static friction between the block and the table. Find the coefficients of kinetic friction between the block and the table. What will happen to the coefficients of friction if a 135-N brick were placed on the box?arrow_forwardThree cables are used to tie the balloon shown in Figure. Determine the magnitude of the vertical force (P) exerted by the balloon at A, knowing that the tension in cable AD is 1.099 N. y1 = 4.3 m y2 = 2.2 m x1 = 4.4 m x2 = 3.1 m z = 5.8 marrow_forward
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