PEARSON ETEXT ENGINEERING MECH & STATS
15th Edition
ISBN: 9780137514724
Author: HIBBELER
Publisher: PEARSON
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Chapter 5, Problem 85P
To determine
The x, y, and z components of reaction at the ball-and-socket joint A and the tension in wires BC and BD.
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The smooth uniform rod AB is supported by a ball-and-socket joint at A, the wall at B, and the cableBC. Determine the components of reactions at A, the tension in the cable, and the normal reaction at Bif the rod has a mass of 20 kg. Provide a free-body-diagram.
The sign has a mass of 110 kg with center of mass at G.
Determine the x, y, z components of reaction at the ball-and-socket joint A.
Detertmine the tension in wires BC and BD.
The smooth uniform rod AB is supported by a ball-and-socket joint at A, the wall atB, and cable BC. Determine the components of reaction at A, the tension in the cable,and the normal reaction at B if the rod has a mass of 20 kg. Once you have your solution examine the reaction force at A and determine if it points in the direction of the member AB
Chapter 5 Solutions
PEARSON ETEXT ENGINEERING MECH & STATS
Ch. 5 - Determine the horizontal and vertical components...Ch. 5 - Determine the horizontal and vertical components...Ch. 5 - The truss is supported by a pin at A and a roller...Ch. 5 - Prob. 4FPCh. 5 - The 25 kg bar has a center of mass at G. If it is...Ch. 5 - Prob. 6FPCh. 5 - Determine the reactions at the supports. Prob....Ch. 5 - Determine the horizontal and vertical components...Ch. 5 - Determine the reactions at the supports. Prob....Ch. 5 - A uniform glass rod having a length L is placed in...
Ch. 5 - If the intensity of the distributed load acting on...Ch. 5 - Prob. 23PCh. 5 - Prob. 24PCh. 5 - Prob. 25PCh. 5 - Prob. 27PCh. 5 - Prob. 30PCh. 5 - Prob. 35PCh. 5 - The cantilevered jib crane is used to support the...Ch. 5 - Prob. 38PCh. 5 - Prob. 39PCh. 5 - Determine the stiffness k of each spring so that...Ch. 5 - The boom supports the two vertical loads. Neglect...Ch. 5 - Prob. 43PCh. 5 - The 10-kg uniform rod is pinned at end A. If It is...Ch. 5 - Prob. 46PCh. 5 - Prob. 47PCh. 5 - Prob. 48PCh. 5 - Prob. 53PCh. 5 - The uniform rod has a length I and weight W. It is...Ch. 5 - Prob. 7FPCh. 5 - Prob. 8FPCh. 5 - Prob. 9FPCh. 5 - Determine the support reactions at the smooth...Ch. 5 - Prob. 11FPCh. 5 - Determine the components of reaction that the...Ch. 5 - The uniform loads has a mass of 600 kg and is...Ch. 5 - The 100-lb door has its center of gravity at G....Ch. 5 - Determine me tension in each cable and the...Ch. 5 - The bent rod is supported at A, B, and C by smooth...Ch. 5 - The bent rod is supported at A, B, and C by smooth...Ch. 5 - Prob. 77PCh. 5 - Prob. 78PCh. 5 - Prob. 80PCh. 5 - Prob. 82PCh. 5 - The bar AB is supported by two smooth collars. At...Ch. 5 - Prob. 84PCh. 5 - Prob. 85PCh. 5 - Prob. 86PCh. 5 - Both pulleys are fixed to the shaft and as the...Ch. 5 - Member AB is supported by a cable BC and at A by a...Ch. 5 - Prob. 2RPCh. 5 - Prob. 4RP
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- The 350-lb homogeneous plate has the shape of an isosceles triangle. The plate is supported by a thrust hinge at A, a slider hinge at B, and the cable CD. Find the force in the cable and the magnitudes of the hinge reactions.arrow_forwardThe 1200-lb homogeneous block is placed on rollers and pushed up the 10 incline at constant speed. Determine the force P and the roller reactions at A and B.arrow_forwardThe 14-kN weight is suspended from a small pulley that is free to roll on the cable. The length of the cable ABC is 20 m. Determine the horizontal force P that would hold the pulley in equilibrium in the position x=5m.arrow_forward
- The uniform, 20-kg bar is placed between two vertical surfaces. Assuming sufficient friction at A to support the bar, find the magnitudes of the reactions at A and B.arrow_forwardThe three bars are welded together to form a rigid unit that is supported by three slider bearings. Neglecting the weights of the bars, determine the magnitudes of the three bearing reactions caused by the 120-lbin. couple.arrow_forwardThe 40-kghomogeneous disk is placed on a frictionless inclined surface and held in equilibrium by the horizontal force P and a couple C (C is not shown on the figure). Find P and C.arrow_forward
- The two uniform cylinders, each of weight W, are resting against inclined surfaces. Neglecting friction, draw the free-body diagrams for each cylinder and for the two cylinders together. Count the total number of unknowns and the total number of independent equilibrium equations.arrow_forwardThe four-bar linkage supports the homogeneous box of weight W. Neglecting the weight of the linkage, determine the horizontal pin reactions at A and B.arrow_forwardMasses M1 and M2 are held on the frictionless inclined plane by a rigid inextensible bar of length l as shown in diagram find the angle θ under equilibrium condition in terms of M1, M2 and θ1arrow_forward
- The composite bar is supported by a thrust bearing at A, a slide bearing at B, and cable CD. Determine the tension in the cable and the magnitude of the reaction in the bearing at A. Neglect the weight of the bararrow_forwardThe jib crane is designed for a maximum capacity of 6 kN, and its uniform I-beam has a mass of 230 kg. Plot the magnitude R of the force on the pin at A as a function of x through its operating range of x = 0.2 m to x = 4.0 m. On the same set of axes, plot the x- and y- components of the pin reaction at A. Do these plots on a separate piece of paper. Then answer the following questions in Wiley Plus as a check for your work. (a) What is the value of R when x = 2.0 m? (b) What is the value of R when x = 3.3 m? (c) Determine the minimum value of R and the corresponding value of x. (d) For what value of R should the pin at A be designed? 34° x 1.3 m 6 kN -2.9 marrow_forwardThe jib crane is designed for a maximum capacity of 9 kN, and its uniform I-beam has a mass of 260 kg. Plot the magnitude R of the force on the pin at A as a function of x through its operating range of x = 0.2 m to x = 3.4 m. On the same set of axes, plot the x- and y- components of the pin reaction at A. Do these plots on a separate piece of paper. Then answer the following questions in Wiley Plus as a check for your work. (a) What is the value of R when x = 1.6 m? (b) What is the value of R when x = 3.2 m? (c) Determine the minimum value of R and the corresponding value of x. (d) For what value of R should the pin at A be designed? 32° x m 9 KN 1.0 m 2.6 m Questions: (a) If x= 1.6 m, R= i (b) If x= 3.2 m, R = i (c) The minimum value for R = i (d) The pin should be designed to hold i KN KN kN at x = i kN.arrow_forward
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