EBK PHYSICS
5th Edition
ISBN: 8220103026918
Author: Walker
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 10, Problem 29PCE
A compact disk, which has a diameter of 12.0 cm, speeds up uniformly from 0.00 to 4.00 rev/s in 3 00 s. What is the tangential acceleration of a point on the outer rim of the disk at the moment when its angular speed is (a) 2.03 rev/s and (b) 3 00 rev/s?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
A girl launches a toy rocket from the ground. The engine experiences an average thrust of 5.26 N. The mass of the engine plus fuel before liftoff is 25.4 g, which includes fuel mass of 12.7 g. The engine fires for a total of 1.90 s. (Assume all the fuel is consumed.)
(a) Calculate the average exhaust speed of the engine (in m/s).
m/s
(b) This engine is positioned in a rocket body of mass 70.0 g. What is the magnitude of the final velocity of the rocket (in m/s) if it were to be fired from rest in outer space with the same amount of fuel? Assume the fuel burns at a constant rate.
m/s
Two objects of masses m₁
0.48 kg and m₂ = 0.86 kg are placed on a horizontal frictionless surface and a compressed spring of force constant k 260 N/m is placed between them as in figure (a). Neglect the mass of the spring. The spring is not attached to either object and is
compressed a distance of 9.4 cm. If the objects are released from rest, find the final velocity of each object as shown in figure (b). (Let the positive direction be to the right. Indicate the direction with the sign of your answer.)
m/s
V1
V2=
m1
m/s
k
m2
a
す。
k
m2
m1
b
Sand from a stationary hopper falls on a moving conveyor belt at the rate of 4.90 kg/s as shown in the figure below. The conveyor belt is supported by frictionless rollers and moves at a constant speed of v = 0.710 m/s under the action of a constant horizontal external force F
by the motor that drives the belt.
Fext
i
(a) Find the sand's rate of change of momentum in the horizontal direction.
(b) Find the force of friction exerted by the belt on the sand.
(c) Find the external force
ext'
(d) Find the work done by F
in 1 s.
ext
(e) Find the kinetic energy acquired by the falling sand each second due to the change in its horizontal motion.
ext supplied
Chapter 10 Solutions
EBK PHYSICS
Ch. 10.1 - Rank the following systems (A, B, C, D) in order...Ch. 10.2 - An object at rest begins to rotate at t = 0 with...Ch. 10.3 - Disk 1 has a radius r and rotates with an angular...Ch. 10.4 - In a popular pirate movie, two pirates find...Ch. 10.5 - Four masses m are connected by rods of negligible...Ch. 10.6 - A hoop, a disk, a solid sphere, and a hollow...Ch. 10 - A rigid object rotates about a fixed axis. Do all...Ch. 10 - Can you drive your car in such a way that your...Ch. 10 - Can you drive your car in such a way that your...Ch. 10 - The fact that the Earth rotates gives people in...
Ch. 10 - At the local carnival you and a friend decide to...Ch. 10 - Why should changing the axis of rotation of an...Ch. 10 - Give a common, everyday example for each of the...Ch. 10 - Two spheres have identical radii and masses How...Ch. 10 - At the grocery store you pick up a can of beef...Ch. 10 - Suppose we change the race shown in Conceptual...Ch. 10 - The following angles are given in degrees. Convert...Ch. 10 - The following angles are given in radians. Convert...Ch. 10 - Express the angular velocity of the second hand on...Ch. 10 - Rank the following in order of increasing angular...Ch. 10 - A spot of paint on a bicycle tire moves in a...Ch. 10 - The Crab Nebula One of the most studied objects in...Ch. 10 - BIO Hummingbird Flapping The Ruby-throated...Ch. 10 - The following table gives the angular speed of a...Ch. 10 - Four objects, a, b, c, and d have the initial...Ch. 10 - Predict/Calculate A 3.5-inch floppy disk in a...Ch. 10 - The angle an airplane propeller makes with the...Ch. 10 - An object at rest begins to rotate with a constant...Ch. 10 - An object at rest begins to rotate with a constant...Ch. 10 - The angular speed of a propeller on a boat...Ch. 10 - After fixing a flat tire on a bicycle you give the...Ch. 10 - Predict/Calculate A ceiling fan is rotating at 0...Ch. 10 - A discus thrower starts from rest and begins to...Ch. 10 - Half Time At 3:00 the hour hand and the minute...Ch. 10 - BIO A centrifuge is a common laboratory instrument...Ch. 10 - The Slowing Earth The Earth's rate of rotation is...Ch. 10 - When a carpenter shuts off his circular saw the...Ch. 10 - The Worlds Fastest Turbine The drill used by most...Ch. 10 - Predict/Explain Two children. Jason and Betsy ride...Ch. 10 - The hour hand on a certain clock is 8.2 cm long....Ch. 10 - The outer edge of a rotating Frisbee with a...Ch. 10 - A carousel at the local carnival rotates once...Ch. 10 - A chainsaw is shown in Figure 10-27. When the saw...Ch. 10 - Predict/Calculate Jeff of the Jungle swings on a...Ch. 10 - A compact disk, which has a diameter of 12.0 cm,...Ch. 10 - Predict/Calculate When a compact disk with a...Ch. 10 - Predict/Calculate As Tony the fisherman reels in a...Ch. 10 - A Ferns wheel with a radius of 9.5 m rotates at a...Ch. 10 - Suppose the Ferris wheel in the previous problem...Ch. 10 - To polish a filling a dentist attaches a sanding...Ch. 10 - The Bohr Atom The Bohr model or me hydrogen atom...Ch. 10 - A wheel of radius R starts from rest and...Ch. 10 - Microwave Tray Most microwave ovens nave a glass...Ch. 10 - The tires on a car have a radius of 31 cm. What is...Ch. 10 - A child pedals a tricycle, giving the driving...Ch. 10 - A soccer ball, which has a circumference of 70.0...Ch. 10 - You drive down the road at 31 m/s (70 mi/h) in a...Ch. 10 - The wheels of a skateboard roll without slipping...Ch. 10 - The page feed roller of a computer printer grips...Ch. 10 - As you drive down the road at 17 m/s, you press on...Ch. 10 - Predict/Explain The minute and hour hands of a...Ch. 10 - Predict/Explain Suppose a bicycle wheel is rotated...Ch. 10 - The moment of inertia of a 0.98-kg bicycle wheel...Ch. 10 - An electric fan spinning with an angular speed of...Ch. 10 - BIO Spin-Dry Dragonflies Some dragonflies splash...Ch. 10 - The L-shaped object in Figure 10-32 can be rotated...Ch. 10 - Predict/Calculate A 12-g CD with a radius of 6 0...Ch. 10 - The engine of a model airplane must both spin a...Ch. 10 - Flywheel Energy Storage One way to store energy is...Ch. 10 - When a pitcher throws a curve ball, the ball is...Ch. 10 - A lawn mower has a flat, rod shaped steel blade...Ch. 10 - Prob. 56PCECh. 10 - Suppose the block in Example 10-19 has a mass of...Ch. 10 - Calculate the speeds of (a) the disk and (b) the...Ch. 10 - Predict/Calculate Atwoods Machine The two masses...Ch. 10 - In Conceptual Example 10 18, assume the ball is a...Ch. 10 - Predict/Calculate After you pick up a spare, your...Ch. 10 - Predict/Calculate A 1 3-kg block is tied to a...Ch. 10 - After doing some exercises on the floor you are...Ch. 10 - A 2.0-kg solid cylinder (radius = 0.10 m, length =...Ch. 10 - A 2 5-kg solid sphere (radius = 0.10 m) is...Ch. 10 - CE As you switch a fan setting from its slowest...Ch. 10 - CE When you stand on the observation deck of the...Ch. 10 - What linear speed must a 0.065-kg hula hoop have...Ch. 10 - BIO Losing Consciousness A pilot performing a...Ch. 10 - The angular velocity of a rotating wheel as a...Ch. 10 - A 68-kg commuter rides on an 8.1 -kg bicycle. Each...Ch. 10 - CE Place two quarters on a table with their rims...Ch. 10 - CE The object shown in Figure 10-38 can be rotated...Ch. 10 - Predict/Calculate When the Hands Align A...Ch. 10 - BIO Spinning Dragonflies Measurements show that...Ch. 10 - Predict/Calculate A potters wheel of radius 6.8 cm...Ch. 10 - Predict/Calculate Playing a CD The record m an...Ch. 10 - BIO Roller Pigeons Pigeons are bred to display a...Ch. 10 - BIO Dolphin Tricks A bottlenose dolphin (Tursiops...Ch. 10 - As a marble with a diameter of 1 6 cm rolls down...Ch. 10 - A rubber ball with a radius of 3.2 cm rolls along...Ch. 10 - Predict/Calculate A yo-yo moves downward until it...Ch. 10 - Predict/Calculate (a) An automobile with tires or...Ch. 10 - A Yo-Yo with a Brain Yomega (The yo-yo with a...Ch. 10 - The rotor in a centrifuge has an initial angular...Ch. 10 - The Sun, with Earth in tow, orbits about the...Ch. 10 - A person walks into a room and switches on the...Ch. 10 - BIO Preventing Bone Loss in Space When astronauts...Ch. 10 - A thin, uniform rod of length L and mass M is...Ch. 10 - Center of Percussion In the previous problem,...Ch. 10 - A wooden plank rests on two soup cans laid on...Ch. 10 - A person rides on a 12-m-diameter Ferris wheel...Ch. 10 - Predict/Calculate A solid sphere with a diameter...Ch. 10 - BIO Human-Powered Centrifuge Space travel is...Ch. 10 - BIO Human-Powered Centrifuge Space travel is...Ch. 10 - BIO Human-Powered Centrifuge Space travel is...Ch. 10 - BIO Human-Powered Centrifuge Space travel is...Ch. 10 - Referring to Conceptual Example 10-17 Suppose we...Ch. 10 - Referring to Conceptual Example 10-17 Consider a...
Additional Science Textbook Solutions
Find more solutions based on key concepts
Fibrous connective tissue consists of ground substance and fibers that provide strength, support, and flexibili...
Human Biology: Concepts and Current Issues (8th Edition)
Sulfuric acid can dissolve aluminum metal according to the reaction: 2Al(s)+3H2SO4(aq)Al2(SO4)+3H2(g) Suppose y...
Introductory Chemistry (6th Edition)
35. Consider the reaction.
The graph shows the concentration of Br2 as a function of time.
a. Use the g...
Chemistry: Structure and Properties (2nd Edition)
Starting with 10 bacterial cells per milliliter in a sufficient amount of complete culture medium with a 1-hour...
Microbiology with Diseases by Body System (5th Edition)
Name the components (including muscles) of the thoracic cage. List the contents of the thorax.
Human Physiology: An Integrated Approach (8th Edition)
26. A 10 kg crate is placed on a horizontal conveyor belt. The materials are such that and .
a. Draw a free-...
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
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
- An unstable atomic nucleus of mass 1.84 × 10-26 kg initially at rest disintegrates into three particles. One of the particles, of mass 5.14 × 10-27 kg, moves in the y direction with a speed of 6.00 × 106 m/s. Another particle, of mass 8.46 × 10-27 kg, moves in the x direction with a speed of 4.00 x 106 m/s. (a) Find the velocity of the third particle. |Î + i) m/s (b) Find the total kinetic energy increase in the process. ]arrow_forwardTwo gliders are set in motion on an air track. A light spring of force constant k is attached to the back end of the second glider. As shown in the figure below, the first glider, of mass m₁, moves to the right with a speed V₁, and the second glider, of mass m₂, moves more slowly to the right with a speed, V2. VI m2 i When m₁ collides with the spring attached to m2, the spring compresses by a distance xmax, and the gliders then move apart again. In terms of V1, V2, m₁, m2, and k, find the following. (Use any variable or symbol stated above as necessary.) (a) speed v at maximum compression V = (b) the maximum compression Xmax Xmax = (c) the speed of each glider after m₁ V1f = has lost contact with the spring (Use any variable or symbol stated above as necessary.) V2farrow_forwardAs shown below, a bullet of mass m and speed v is fired at an initially stationary pendulum bob. The bullet goes through the bob, and exits with a speed of pendulum bob will barely swing through a complete vertical circle? (Use the following as necessary: m, L, g, and M for the mass of the bob.) 2 The pendulum bob is attached to a rigid pole of length L and negligible mass. What is the minimum value of v such that the V = L m M v/2 iarrow_forward
- As shown in the figure, a billiard ball with mass m₂ is initially at rest on a horizontal, frictionless table. A second billiard ball with mass m₁ moving with a speed 2.00 m/s, collides with m2. Assume m₁ moves initially along the +x-axis. After the collision, m₁ moves with speed 1.00 m/s at an angle of 0 = 48.0° to the positive x-axis. (Assume m₁ = 0.200 kg and m₂ = 0.300 kg.) m₁ Before the collision Vli After the collision Mi sin 9 Jif "If cos Vof COS U2f sin o Mo b (a) Determine the speed (in m/s) of the 0.300 kg ball after the collision. m/s (b) Find the fraction of kinetic energy transferred away or transformed to other forms of energy in the collision. |AKI K;arrow_forwardA block with mass m₁ = 0.600 kg is released from rest on a frictionless track at a distance h₁ = 2.55 m above the top of a table. It then collides elastically with an object having mass m₂ = 1.20 kg that is initially at rest on the table, as shown in the figure below. h₁ իջ m m2 (a) Determine the velocities of the two objects just after the collision. (Assume the positive direction is to the right. Indicate the direction with the signs of your answers.) V1= m/s m/s (b) How high up the track does the 0.600-kg object travel back after the collision? m (c) How far away from the bottom of the table does the 1.20-kg object land, given that the height of the table is h₂ = 1.75 m? m (d) How far away from the bottom of the table does the 0.600-kg object eventually land? marrow_forwardAn estimated force-time curve for a baseball struck by a bat is shown in the figure below. Let F F(N) Fmax TÀ 0 t (ms) 0 la (a) the magnitude of the impulse delivered to the ball N.S (b) the average force exerted on the ball KN = 17,000 N, t = max a 1.5 ms, and t₁ = 2 ms. From this curve, determine the following.arrow_forward
- There are many well-documented cases of people surviving falls from heights greater than 20.0 m. In one such case, a 55.0 kg woman survived a fall from a 10th floor balcony, 29.0 m above the ground, onto the garden below, where the soil had been turned in preparation for planting. Because of the "give" in the soil, which the woman compressed a distance of 15.0 cm upon impact, she survived the fall and was only briefly hospitalized. (a) Ignoring air resistance, what was her impact speed with the ground (in m/s)? m/s (b) What was the magnitude of her deceleration during the impact in terms of g? g (c) Assuming a constant acceleration, what was the time interval (in s) during which the soil brought her to a stop? S (d) What was the magnitude of the impulse (in N⚫ s) felt by the woman during impact? N⚫s (e) What was the magnitude of the average force (in N) felt by the woman during impact? Narrow_forwardExample Two charges, one with +10 μC of charge, and another with - 7.0 μC of charge are placed in line with each other and held at a fixed distance of 0.45 m. Where can you put a 3rd charge of +5 μC, so that the net force on the 3rd charge is zero?arrow_forward* Coulomb's Law Example Three charges are positioned as seen below. Charge 1 is +2.0 μC and charge 2 is +8.0μC, and charge 3 is - 6.0MC. What is the magnitude and the direction of the force on charge 2 due to charges 1 and 3? 93 kq92 F == 2 r13 = 0.090m 91 r12 = 0.12m 92 Coulomb's Constant: k = 8.99x10+9 Nm²/C² ✓arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
Glencoe Physics: Principles and Problems, Student...PhysicsISBN:9780078807213Author:Paul W. ZitzewitzPublisher:Glencoe/McGraw-Hill
University Physics Volume 1PhysicsISBN:9781938168277Author:William Moebs, Samuel J. Ling, Jeff SannyPublisher:OpenStax - Rice University
Classical Dynamics of Particles and SystemsPhysicsISBN:9780534408961Author:Stephen T. Thornton, Jerry B. MarionPublisher:Cengage Learning
Physics for Scientists and Engineers, Technology ...PhysicsISBN:9781305116399Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
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
Glencoe Physics: Principles and Problems, Student...
Physics
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Glencoe/McGraw-Hill
University Physics Volume 1
Physics
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:OpenStax - Rice University
Classical Dynamics of Particles and Systems
Physics
ISBN:9780534408961
Author:Stephen T. Thornton, Jerry B. Marion
Publisher:Cengage Learning
Physics for Scientists and Engineers, Technology ...
Physics
ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Moment of Inertia; Author: Physics with Professor Matt Anderson;https://www.youtube.com/watch?v=ZrGhUTeIlWs;License: Standard Youtube License