Physics for Scientists and Engineers
10th Edition
ISBN: 9781337553278
Author: Raymond A. Serway, John W. Jewett
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 15, Problem 43AP
To determine
The time you will have to relax at each location before you have to move the post roller to a new location.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
A solid sphere, made of acrylic plastic with a density of 1.1 g/cm3,1.1 g/cm3, has a radius of 5.0 cm.5.0 cm. A very small "eyelet" is screwed into the surface of the sphere and a horizontal support rod is passed through the eyelet, allowing the sphere to pivot around this fixed axis, as shown in the figure. If the sphere is displaced slightly from equilibrium on the surface of Earth, determine the period ?T of its harmonic motion when it is released.
3. The 5.0 kg, 60-cm-diameter disk in Figure P12.71 rotates on an
axle passing through one edge. The axle is parallel to the floor. The
disk is held with the centre of mass at the same height as the axle
then released.
a. What is the disk's initial angular aceleration?
b. What is the disk's angular velocity when it is directly below the
axle?
Axle
60 cm
Question 10: A spherical shell of mass M and radius R rolls with slipping down an incline of length
D as shown in the figure below. Iem = MR². When the shell reaches the bottom, find
a) the translational kinetic energy of the shell.
b) the rotational kinetic energy of the shell.
c) the amount of energy converted into heat by friction.
M, R
Chapter 15 Solutions
Physics for Scientists and Engineers
Ch. 15.1 - A block on the end of a spring is pulled to...Ch. 15.2 - Consider a graphical representation (Fig. 15.3) of...Ch. 15.2 - Figure 15.4 shows two curves representing...Ch. 15.2 - An object of mass m is hung from a spring and set...Ch. 15.4 - The ball in Figure 15.13 moves in a circle of...Ch. 15.5 - The grandfather clock in the opening storyline...Ch. 15 - A 0.60-kg block attached to a spring with force...Ch. 15 - A piston in a gasoline engine is in simple...Ch. 15 - The position of a particle is given by the...Ch. 15 - A 7.00-kg object is hung from the bottom end of a...
Ch. 15 - Review. A particle moves along the x axis. It is...Ch. 15 - A ball dropped from a height of 4.00 m makes an...Ch. 15 - A particle moving along the x axis in simple...Ch. 15 - The initial position, velocity, and acceleration...Ch. 15 - You attach an object to the bottom end of a...Ch. 15 - To test the resiliency of its bumper during...Ch. 15 - A particle executes simple harmonic motion with an...Ch. 15 - The amplitude of a system moving in simple...Ch. 15 - A simple harmonic oscillator of amplitude A has a...Ch. 15 - Review. A 65.0-kg bungee jumper steps off a bridge...Ch. 15 - Review. A 0.250-kg block resting on a...Ch. 15 - While driving behind a car traveling at 3.00 m/s,...Ch. 15 - A simple pendulum makes 120 complete oscillations...Ch. 15 - A particle of mass m slides without friction...Ch. 15 - A physical pendulum in the form of a planar object...Ch. 15 - A physical pendulum in the form of a planar object...Ch. 15 - Prob. 21PCh. 15 - Consider the physical pendulum of Figure 15.16....Ch. 15 - A watch balance wheel (Fig. P15.25) has a period...Ch. 15 - Show that the time rate of change of mechanical...Ch. 15 - Show that Equation 15.32 is a solution of Equation...Ch. 15 - As you enter a fine restaurant, you realize that...Ch. 15 - A 2.00-kg object attached to a spring moves...Ch. 15 - Considering an undamped, forced oscillator (b =...Ch. 15 - Prob. 29PCh. 15 - Prob. 30PCh. 15 - An object of mass m moves in simple harmonic...Ch. 15 - Review. This problem extends the reasoning of...Ch. 15 - An object attached to a spring vibrates with...Ch. 15 - Review. A rock rests on a concrete sidewalk. An...Ch. 15 - A pendulum of length L and mass M has a spring of...Ch. 15 - To account for the walking speed of a bipedal or...Ch. 15 - Review. A particle of mass 4.00 kg is attached to...Ch. 15 - People who ride motorcycles and bicycles learn to...Ch. 15 - A ball of mass m is connected to two rubber bands...Ch. 15 - Consider the damped oscillator illustrated in...Ch. 15 - Review. A lobstermans buoy is a solid wooden...Ch. 15 - Your thumb squeaks on a plate you have just...Ch. 15 - Prob. 43APCh. 15 - Prob. 44APCh. 15 - A block of mass m is connected to two springs of...Ch. 15 - Review. A light balloon filled with helium of...Ch. 15 - A particle with a mass of 0.500 kg is attached to...Ch. 15 - A smaller disk of radius r and mass m is attached...Ch. 15 - Review. A system consists of a spring with force...Ch. 15 - Review. Why is the following situation impassible?...Ch. 15 - A light, cubical container of volume a3 is...
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 disk rolls up an inclined plane as shown in Figure P12.16, reaches point A, stops there momentarily, and then rolls down the inclined plane. Use the coordinate system shown to determine the direction of the angular velocity and the angular acceleration in each part of the motion as given below. If either one is zero, say so. Explain your answers. a. When the disk is going up the incline. b. At point A when the disk stops momentarily. c. When the disk is rolling down the incline FIGURE P12.16arrow_forwardA parent exerts a torque on a merry-go-round at a park. The torque has a magnitude given by =322+120145, where the torque has units of newton meters when is in units of radians. a. How much work is performed by the torque as the merry-go-round rotates through 1.75 revolutions, beginning at i=0? b. If it takes the merry-go-round 4.51 s to go through the 1.75 revolutions, what is the power transferred by the parent to the ride?arrow_forwardFigure P12.87 move? Justify your answer... 87. A 40-kg sharpening wheel of radius 0.10 m is rotating at 3.3 revolutions per second. An axe is pressed against the rim with a force F directed as shown in Figure P12.87 so that it takes the wheel 10 seconds to come to a halt when there is no power driving the wheel. Treat the wheel as a disk, and assume a coefficient of kinetic friction between the wheel and the axe blade of k = 0.35. Find the value of F... aucle wheel is Figure P12.88arrow_forward
- A doctor opens a 1.15 m wide door by pushing on it with a force of 45.5 N directed perpendicular to its surface. a What magnitude torque (in N · m) does she apply about an axis through the hinges if the force is applied at the center of the door? (b) What magnitude torque (in N · m) does she apply at the edge farthest from the hinges?arrow_forwardA lawn mower has a flat, rod-shaped steel blade that rotates about its center. The mass of the blade is 0.65 kg and its length is 0.55 m. You may want to review (Pages 314 - 318) . a. What is the rotational energy of the blade at its operating angular speed of 3550 rpm? Express your answer using two significant figures. Kr = J B. If all of the rotational kinetic energy of the blade could be converted to gravitational potential energy, to what height would the blade rise? y= _____ marrow_forwardA solid 1.5 in. diameter shaft is used to synchronize multiple mechanisms in a manufacturing plant. The torque delivered by the shaft is 3500 lb-in. What horsepower must be delivered to the shaft to maintain a shaft speed of 670 rpm? What is the maximum shear stress developed in the shaft? Calculate the maximum shear stress in the shaft. T = i psiarrow_forward
- A uniform plank 6.0 m long rests on two supports,2.5 m apart (Fig.P12.44).The gravitational force on the plank is 100 N.The left end of the plank is 1.5 m to the left of the left support,so the plank is not centered on the supports.A persom is standing on the plank half a meter to the right of the right support.The gravitational force on this person is 80.0 N.How far to right can the person walk before the plank begins to tip?arrow_forwardA cord is wrapped around a pulley that is shaped like a disk of mass m and radius r. The cord’s free end is connected to a block of mass M. The block starts from rest and then slides down an incline that makes an angle θ with the horizontal as show n in Figure P10.48. The coefficient of kinetic friction between block and incline is μ. (a) Use energy methods to show that the block’s speed as a function of position d down the incline is(b) Find the magnitude of the acceleration of the block in terms of μ, m, M, g, and θarrow_forwardA one-piece cylinder is shaped as shown in Figure below, with a core section protruding from the larger drum. The cylinder is free to rotate around the central axis shown in the drawing. A rope wrapped around the drum, which has a radius R1=1.0 m, exerts a force F1=5.0 N to the right on the cylinder. A rope wrapped around the core, which has a radius R2=0.50 m, exerts a force F2=15.0 N downward on the cylinder. What is the net torque acting on the cylinder about the rotation axis (which is the z axis in the Figure)Answer: 2.5 N.marrow_forward
- Slip. Consider the figure below. If us = 1/(2+ V3) between the surfaces, what is the smallest possible 0 such that the block does NOT slip while resting on the circular surface? O 15° O 30° O 75° O 60°arrow_forwardYou have a cylinder. You don't know what its internal structure looks like, but you plan to roll it down a ramp, as in this week's procedure. The ramp is 1 m long, and is elevated at an angle of 15°. The mass of the cylinder is 450 g and its diameter is 2.1 cm.arrow_forwardN fs mg Figure 2: A round object rolling down an incline. 3. Rolling motion of a hoop Using conservation of energy, prove that a hoop released from a vertical height h above the bottom of the incline reaches the bottom with a speed of Vgh. Hint : It has both translational and rotational kinetic energy as it rolls down the ramp.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Physics for Scientists and Engineers with Modern ...PhysicsISBN:9781337553292Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Physics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Physics for Scientists and Engineers with Modern ...
Physics
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Physics for Scientists and Engineers
Physics
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning