ENGR.MECH.: DYNAMICS-EBOOK>I<
14th Edition
ISBN: 9781292088785
Author: HIBBELER
Publisher: INTER PEAR
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Question
Chapter 21.3, Problem 37P
To determine
The angular velocity of the plate immediately after impact.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
The 25-kg cylinder A is free to slide along rod BC. When the cylinder is at x=0, the 46-kg circular disk D is rotating with an angular velocity of 4.8 rad/s. (Figure 1)
If the cylinder is given a slight push, determine the angular velocity of the disk when the cylinder strikes B at x=600mm. Neglect the mass of the brackets and the smooth rod.
The 18-kg rod AB is pin-connected at A and subjected to a couple moment of
M =15 N- m The rod is released from rest when the spring is unstretched at 0 = 30°. As
the rod rotates, the spring always remains horizontal, because of the roller support at C.
(Figure 1)
Determine the rod' s angular velocity, measured clockwise, at the instant 0 = 60°.
Express your answer using three significant figures. Enter positive value if the angular velocity is clockwise and negative value if the angular velocity is counterclockwise.
vec
rad/s
k = 40 N/m
0.75 m
M = 15 N- m
The 1-meter long, 10-kg slender rod is released from rest when it is completely horizontal. The sliders move along frictionless guides and the spring attached to end A has a constant of k = 3 kN/m. If the spring is compressed by 300 mm when the rod is horizontal, find the angular velocity of the rod and the velocity of end A when the rod is at the position shown.
Chapter 21 Solutions
ENGR.MECH.: DYNAMICS-EBOOK>I<
Ch. 21.1 - Show that the sum of the moments of inertia of a...Ch. 21.1 - Determine the moment of inertia of the cone with...Ch. 21.1 - Determine moment of inertia Iy of the solid formed...Ch. 21.1 - Determine the moments of inertia Ix and Iy of the...Ch. 21.1 - The density of the material is . Express the...Ch. 21.1 - Prob. 6PCh. 21.1 - Prob. 7PCh. 21.1 - Prob. 8PCh. 21.1 - The weight of the cone is 15 lb, the height is h =...Ch. 21.1 - The density of the material is .
Ch. 21.1 - Prob. 11PCh. 21.1 - Determine the moment of inertia Ixx of the...Ch. 21.1 - Determine the product of inertia Iyz of the...Ch. 21.1 - Prob. 14PCh. 21.1 - Prob. 15PCh. 21.1 - Determine the moment of inertia of the rod about...Ch. 21.1 - Prob. 17PCh. 21.1 - Prob. 18PCh. 21.1 - Prob. 19PCh. 21.1 - Prob. 20PCh. 21.1 - Prob. 21PCh. 21.3 - If a body contains no planes of symmetry, the...Ch. 21.3 - Prob. 23PCh. 21.3 - Prob. 24PCh. 21.3 - The large gear has a mass of 5 kg and a radius of...Ch. 21.3 - Prob. 26PCh. 21.3 - Prob. 27PCh. 21.3 - Prob. 28PCh. 21.3 - Prob. 29PCh. 21.3 - Prob. 30PCh. 21.3 - Prob. 31PCh. 21.3 - Prob. 32PCh. 21.3 - The 20-kg sphere rotates about the axle with a...Ch. 21.3 - The 200-kg satellite has its center of mass at...Ch. 21.3 - Prob. 35PCh. 21.3 - Prob. 36PCh. 21.3 - Prob. 37PCh. 21.3 - Prob. 38PCh. 21.3 - Prob. 39PCh. 21.3 - Prob. 40PCh. 21.4 - Derive the scalar form of the rotational equation...Ch. 21.4 - Prob. 42PCh. 21.4 - Prob. 43PCh. 21.4 - Prob. 44PCh. 21.4 - The disk has a weight of 15 lb. Neglect the weight...Ch. 21.4 - Prob. 46PCh. 21.4 - Prob. 47PCh. 21.4 - Prob. 48PCh. 21.4 - Prob. 49PCh. 21.4 - Prob. 50PCh. 21.4 - Prob. 51PCh. 21.4 - The 5-kg circular disk is mounted off center on a...Ch. 21.4 - Prob. 53PCh. 21.4 - Prob. 54PCh. 21.4 - Prob. 55PCh. 21.4 - The 4-kg slender rod AB is pinned at A and held at...Ch. 21.4 - Prob. 57PCh. 21.4 - Prob. 58PCh. 21.4 - Prob. 59PCh. 21.4 - Show that the angular velocity of a body, in terms...Ch. 21.4 - Prob. 61PCh. 21.6 - The gyroscope consists of a uniform 450-g disk D...Ch. 21.6 - Prob. 63PCh. 21.6 - Prob. 64PCh. 21.6 - Prob. 65PCh. 21.6 - When viewed from the front of the airplane, the...Ch. 21.6 - Prob. 67PCh. 21.6 - Prob. 68PCh. 21.6 - Prob. 69PCh. 21.6 - Prob. 70PCh. 21.6 - Prob. 71PCh. 21.6 - Prob. 72PCh. 21.6 - Prob. 73PCh. 21.6 - Prob. 74PCh. 21.6 - Prob. 75PCh. 21.6 - Prob. 76PCh. 21.6 - Prob. 77PCh. 21.6 - Prob. 78P
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- 0₁ Oy || 5 Kronk is asked to pull the lever. He applies a force of 20 N, causing the 8 kg lever to have an angular rad velocity of 3 || 6 8 . Determine the angular acceleration of the lever and the reaction forces at O. Assume the lever is a slender rod and that the lever was originally propped up to be level horizontally. The prop was removed at the instant Kronk applied the force. α = 5 Kronk applies the force at a length 7 and the lever has length 1 = 0.2 m. Use negative if CW 1 N N 1 rad 8² F (0) -CCWarrow_forwardThe 11-kg homogeneous plank of length L = 9.4 m and width d = 0.5 m rotates about trestle A and strikes trestle B without rebounding. If the angular velocity of the plank, just before the impact, is 2 rad/s clockwise, determine the angular speed of the plank just after impact. The distances from the tips of the plank to the trestles are al and bL, where a = 0.11 and b = 0.33. bl L(1 -a - b) al L(1 – a – b) A Barrow_forwardThe double pulley consists of two parts that are attached to one another. It has a weight of 52 lb and a radius W= 20 rad/s of gyration about its center of k = 0,9 ft. If it rotates with O an angular velocity of 20 rad>s clockwise, determine the kinetic energy of the system. Assume that neither cable slips on the pulley. @= 20 rad/s 0.5ft 1 ft B 30 lb A 20 lbarrow_forward
- Two wheels of negligible weight are mounted at corners 4 and B of the rectangular 50-lb plate. If the plate is released from rest at 0= 60°, determine its angular velocity at the instant just before 6 30°.arrow_forward4. The 10-kg rod AB is pin-connected at A and subjected to a couple moment of M = 15 Nm. If the rod is released from rest when the spring is unstretched at 8 = 30°, determine the angular velocity of the rod at the instant 0 = 60°. Thanks to the roller support at C, the spring always remains horizontal when the rod rotates. A O k= 40 N/m M=15 N·m 0.75 marrow_forwardThe 2.5-kgkg rod ACBACB supports the two 4.1-kgkg disks at its ends. If both disks are given a clockwise angular velocity (ωA)1=(ωB)1=4.6rad/s(ωA)1=(ωB)1=4.6rad/s while the rod is held stationary and then released, determine the angular velocity of the rod after both disks have stopped spinning relative to the rod due to frictional resistance at the pins AA and BB. Motion is in the horizontal plane. Neglect friction at pin CC.arrow_forward
- 5. The 0.3-kg pin P is constrained to move in the smooth curved slot, which is defined by the locus r =(0.6 cos20) m. Its motion is controlled by the rotation of the slotted arm OA, which has a constant clockwise angular velocity of é = -2 rad/s. Determine the following when e = 0°. Motion is in the vertical plane. r= (0,6 cos 20) m or = m m/s m's? o a, = m/s2 o ag = m/s² o Normal force from the smooth curved slot to the pin = IN o Normal force from the slotted arm to the pin =arrow_forwardThe 5 kg thin disk shown rotates with a constant angular velocity about the shaft CD such that w1=5 rad/s. It also rotates about its own axis at A such that 2 rad/s and 4 rad/s at the instant shown. Considering only the mass of the disk, determine the reaction forces at the bearings C and Darrow_forwardThe 0.2-Kg pin P is constrained to move in the smooth curved slot. Which is defined by the lemniscate r = (0.6cos 2theta) m. Its motion is controlled by the rotation of the slotted arm OA, which has a constant clockwise angular velocity of dot theta =-3 rad/s . Determine (a)-the force arm OA exerts on the pin P when theta = 0 ^ 0 ,note that the motion is in the vertical plane, (b) the acceleration in the r and 0 direction. r = (0.0cos 2theta) m 4arrow_forward
- The hook is hanging from a cord that is wound around a drum of 1.3 m radius. If the weight of the hook causes the hook to fall from rest and was initially hanging 17 m from the ground, What is the final angular velocity of the drum at the time the hook hits the ground?arrow_forwardThe drum, with radius R = 1.9 m, is given an initial counterclockwise angular velocity ω0. The drum is kept from rolling towards the left by a smooth vertical slot acting on a thin rod which passes through its centre. A vertical force (where C = 38, k = 1.7 and t denotes time in seconds) is being applied to a cord wrapped around the inner hub, with radius r = 0.7 m, of the drum. If the frictional coefficient is μk = 0.62 and the change in the angular momentum about O is ΔHO = 238 kg.m2/s (counterclockwise) during the first 2.3 seconds, determine the mass of the drum. (The mass of the cord and the thin rod may be regarded as negligible.) a)214.2 kg b)68.28 kg c)19.83 kg d)109.6 kg e)69.86 kgarrow_forwardThe circular concrete culvert rolls with an angular velocity of w = 0.48 rad/s when the man is at the position shown. At this instant the center of gravity of the culvert and the man is located at point G, and the radius of gyration about G is ke = 3.6 ft. 4 ft 0.5 ft Part A Determine the angular acceleration of the culvert. The combined weight of the culvert and the man is 500 Ib. Assume that the culvert rolls without slipping. and the man does not move within the culvert. Express your answer to three significant figures and include the appropriate units. ANSWER: a =arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Elements Of ElectromagneticsMechanical EngineeringISBN:9780190698614Author:Sadiku, Matthew N. O.Publisher:Oxford University Press
Mechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSON
Thermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEY
Mechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage Learning
Engineering Mechanics: StaticsMechanical EngineeringISBN:9781118807330Author:James L. Meriam, L. G. Kraige, J. N. BoltonPublisher:WILEY
Elements Of Electromagnetics
Mechanical Engineering
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Oxford University Press
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:9780134319650
Author:Russell C. Hibbeler
Publisher:PEARSON
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:9781259822674
Author:Yunus A. Cengel Dr., Michael A. Boles
Publisher:McGraw-Hill Education
Control Systems Engineering
Mechanical Engineering
ISBN:9781118170519
Author:Norman S. Nise
Publisher:WILEY
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Cengage Learning
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:9781118807330
Author:James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:WILEY
Power Transmission; Author: Terry Brown Mechanical Engineering;https://www.youtube.com/watch?v=YVm4LNVp1vA;License: Standard Youtube License