Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
12th Edition
ISBN: 9781259587399
Author: Eugene Hecht
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 10, Problem 42SP
A 4.0-kg wheel of 20-cm radius of gyration is rotating at 360 rpm. The retarding frictional torque is 0.12
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionChapter 10 Solutions
Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
Ch. 10 - 29. A homogeneous cylinder of radius R and mass m...Ch. 10 - 30. A uniform homogeneous solid disk lies in a...Ch. 10 - 31. A uniform homogeneous solid disk having a...Ch. 10 - 32. Picture a rigid rod of length L having...Ch. 10 - 33. Suppose we put a third tiny sphere of mass m...Ch. 10 - 34. Consider the arrangement in the previous...Ch. 10 - 10.35 [I] A flat uniform homogeneous disk is...Ch. 10 - 10.36 [II] A uniform homogeneous rod of length L...Ch. 10 - 10.37 [II] A uniform homogeneous rod of length L...Ch. 10 - Prob. 38SP
Ch. 10 - 10.39 [I] A force of 200 N acts tangentially on...Ch. 10 - 10.40 [I] An 8.0-kg wheel has a radius of gyration...Ch. 10 - 10.41 [II] Determine the constant torque that must...Ch. 10 - 10.42 [II] A 4.0-kg wheel of 20-cm radius of...Ch. 10 - 10.43 [II] Compute the rotational KE of a 25-kg...Ch. 10 - 10.44 [II] A cord 3.0 m long is wrapped around the...Ch. 10 - 45. A 500-g wheel that has a moment of inertia of...Ch. 10 - 46. When 100 J of work is done on a stationary...Ch. 10 - 47. A 5.0-kg wheel with a radius of gyration of 20...Ch. 10 - 48. An electric motor runs at 900 rpm and delivers...Ch. 10 - 49. The driving side of a belt has a tension of...Ch. 10 - 10.50 [III] A 25-kg wheel has a radius of 40 cm...Ch. 10 - 10.51 [III] A wheel and axle having a total moment...Ch. 10 - 52. A solid uniform homogeneous disk of radius r...Ch. 10 - 53. A 20-kg solid disk (I = Mr2) rolls on a...Ch. 10 - 10.54 [II] A 6.0-kg bowling ball starts from rest...Ch. 10 - 10.55 [II] A tiny solid ball rolls without...Ch. 10 - 10.56 [I] Compute the radius of gyration of a...Ch. 10 - 10.57 [I] Figure 10-13 shows four masses that are...Ch. 10 - 10.58 [I] Determine the moment of inertia (a) of a...Ch. 10 - 10.59 [II] Rod OA in Fig. 10-14 is a meterstick....Ch. 10 - Prob. 60SPCh. 10 - 10.61 [II] A large horizontal disk is rotating on...Ch. 10 - 10.63 [II] A 90-kg person stands at the edge of a...
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
- The precession angular velocity of a gyroscope is 1.0 rad/s. If the mass of the rotating disk is 0.4 kg and its radius is 30 cm, as well as the distance from the center of mass to the pivot, what is the rotation rate in rev/s of the disk?arrow_forwardCalculate the rotational kinetic energy of a 12-kg motorcycle wheel if its angular velocity is 120 rad/s and its inner radius is 0.280 m and outer radius 0.330 m.arrow_forwardA wheel starts from rest and in 12.65 s is rotating with an angular speed of 5.435 rad/s. a. Find the magnitude of theconstant angular acceleration of the wheel. b. Through whatangle does the wheel move in 6.325 s?arrow_forward
- A constant torque is applied to a rigid body whose moment of inertia is 4.0kgm2 around the axis of rotation. If the wheel starts from rest and attains an angular velocity of 20.0 rad/s in 10.0 s, what is the applied torque?arrow_forwardA 12.0-kg solid sphere of radius 1.50 m is being rotated by applying a constant tangential force of 10.0 N at a perpendicular distance of 1.50 m from the rotation axis through the center of the sphere. If the sphere is initially at rest, how many revolutions must the sphere go through while this force is applied before it reaches an angular speed of 30.0 rad/s?arrow_forwardA man stands on a merry-go-round that is rotating at 2.5 rad/s. If the coefficient of static friction between the man’s shoes and the merry-go-round is s=0.5 , how far from the axis of rotation can he stand without sliding?arrow_forward
- A disk 8.00 cm in radius rotates at a constant rate of 1200 rev/min about its central axis. Determine (a) its angular speed in radians per second, (b) the tangential speed at a point 3.00 cm from its center, (c) the radial acceleration of a point on the rim, and (d) the total distance a point on the rim moves in 2.00 s.arrow_forwardA solid cylinder of radius 10.0 cm rolls down an incline with slipping. The angle of the incline is 30 . The coefficient of kinetic friction on the surface is 0.400. What is the angular acceleration of the solid cylinder? What is the linear acceleration?arrow_forwardA hollow cylinder that is rolling without slipping is given a velocity of 5.0 m/s and rolls up an incline to a vertical height of 1.0 m. If a hollow sphere of the same mass and radius is given the same initial velocity how high vertically does it roll up the incline?arrow_forward
- A boy rides his bicycle 2.00 km. The wheels have radius 30.0 cm. What is the total angle the tires rotate through during his trip?arrow_forwardCheck Your Understanding The fan blades on a jet engine have a moment of inertia 30.0kgm2 . In 10s, they rotate counterclockwise from rest up to a rotation rate of 20 rev/s. (a) What torque must be applied to the blades to achieve this angular acceleration? (b) What is the torque required to bring the fan blades rotating at 20 rev/s to a rest in 20s?arrow_forwardA neutron star of mass 21030kg and radius 10 km rotates with a period of 0.02 seconds. What is its rotational kinetic energy?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- University Physics Volume 1PhysicsISBN:9781938168277Author:William Moebs, Samuel J. Ling, Jeff SannyPublisher:OpenStax - Rice UniversityPhysics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage LearningGlencoe Physics: Principles and Problems, Student...PhysicsISBN:9780078807213Author:Paul W. ZitzewitzPublisher:Glencoe/McGraw-Hill
- Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
University Physics Volume 1
Physics
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:OpenStax - Rice University
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
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
28.1 Rigid Bodies; Author: MIT OpenCourseWare;https://www.youtube.com/watch?v=u_LAfG5uIpY;License: Standard YouTube License, CC-BY