40 lb 30 lb 60 lb 12 16"- 60 16 30 lb 247. The three-step pulley shown in Fig. P-247 is nulijeeted to the given eal 40 lb Cumpute the value of the resultant couple. Alo determine the forces acti the rim of the middle pulley that are required to balane the given systemt. FiG. P-247. Ans. C- 7G0 in.-lb counterelo-kwise; two 62 -L

40 lb 30 lb 60 lb 12 16"- 60 16 30 lb 247. The three-step pulley shown in Fig. P-247 is nulijeeted to the given eal 40 lb Cumpute the value of the resultant couple. Alo determine the forces acti the rim of the middle pulley that are required to balane the given systemt. FiG. P-247. Ans. C- 7G0 in.-lb counterelo-kwise; two 62 -L

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter10: Virtual Work And Potential Energy

Section: Chapter Questions

Problem 10.7P: The linkage is made of two homogenous bars of weights shown in the figure. Determine the horizontal...

See similar textbooks

Similar questions

The 1800lbin. couple is applied to member DEF of the pin-connected frame. Find the internal force systems acting on sections 1 and 2.
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.
Find the force P required to (a) push; and (b) pull the 80-lb homogeneous roller over the 3-in. curb.
The figure shows a three-pin arch. Determine the horizontal component of the pin reaction at A caused by the applied force P.
The 180-lb homogeneous bar is supported by a ball-and-socket joint at A and two cables attached to B. Determine the forces in the cables.
The linkage is made of two homogenous bars of weights shown in the figure. Determine the horizontal force P required to hold the linkage in the position shown.
The pins at the end of the retaining-ring spreader fit into holes in a retaining ring. When the handgrip is squeezed, the pins spread the retaining ring, allowing its insertion or removal. Determine the spreading force P caused by the 8-lb forces applied to the handgrip.
Find the forces in bars AB, CD, ID, HG, HD. Use P as 82 KN
The uniform 10 kg rod AB is supported by a ball and socket joint at A and by the cord CG that is attached to the midpoint G of the rod. Knowing that the rod leans against a frictionless vertical wall at B and that the tension in the cord CG, TCG=52.1 N, determine the following a.) Which of the following best shows the equivalent force-couple set at point A of the tension at cord CG, TCG? Choices: a F= -36.8 N i + 24.5 N j - 27.6 N k M = -7.36 Nm i - 11.03 Nm j b F= -36.8 N i + 24.5 N j - 27.6 N k M = -7.36 Nm i - 29.4 Nm k c F= 36.8 N i - 24.5 N j + 27.6 N k M = 7.36 Nm i + 11.03 Nm j d F= 36.8 N i - 24.5 N j + 27.6 N k M = 7.36 Nm i + 29.4 Nm k b.) Which of the following moments is equal to zero? Choices: The moment of the tension in cord CG, TCG about point OThe moment of the tension in cord CG, TCG about point AThe moment of the tension in cord CG, TCG about point BThe moment of the tension in cord CG, TCG about axis AB
Refer from the figure belowShow Complete solutionUse 2 decimalsDraw a Free Body Diagram determine force in members: a) AB b) AF c) BC d) BF e) CD
One end of a post weighing 400 Nand with height h rests on a roughhorizontal surface with ms = 0.30.The upper end is held by a ropefastened to the surface and makingan angle of 36.9° with the post. A horizontal force F isexerted on the post as shown. (a) Ifthe force F S is applied at the midpointof the post, what is the largest value it can have without causing the postto slip? (b) How large can the force be without causing the post to slip ifits point of application is 6/10 of the way from the ground to the top of thepost? (c) Show that if the point of application of the force is too high,the post cannot be made to slip, no matter how great the force. Find thecritical height for the point of application.
Topic: Couples, Resultant of Force Systems & Equilibrium If F1 = 10N, F2 = 15N, F3 = 8N, F4 = 10N, F5 = 18N, and the length of te side of a red square is 1m. Calculate magnltude (+ for CCW, - for CW) of the resuItant moment (N-m) about point A. Calculate the magnitude of the reItant f0rce (N). (Answer: 50.80Nm, 20.33N)