3-18 Two bodies A and weighing s00N and 200 N, espectively. are held in equilibrium on perpendicular surfaces by a connecting fleble cable that makes an anglewith the horizontal as shown in Fig, P3-18. Find the neetions of the surfaces on the bodies, the tensionand the angle d. Assume all surfaces to be semoth.in the cable,-20NFig. P-18

Given data: The weight of the body A is WA=800 N. The weight of the body B is WB=200 N. The free…

Answered: 3-18 Two bodies A and weighing s00N and…

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter1: Tension, Compression, And Shear

Section: Chapter Questions

Problem 1.3.27P: A 150-lb rigid bar AB. with friction less rollers al each end. is held in the position shown in the...

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A plane frame with a pin support at A and roller supports at C and £ has a cable attached at E. which runs over Frictionless pulleys al D and B (see figure). The cable force is known to be 400 N. There is a pin connection just Lo the left of joint C. (a) Find reactions at supports^, C, and E. (b) Find internal stress, resultants N, V, and M just to the right of joint C. (c) Find resultant force in the pin near C.
A 150-lb rigid bar AB. with friction less rollers al each end. is held in the position shown in the figure by a continuous cable CAD. The cable is pinned at C and D and runs over a pulley at A. (a) Find reactions at supports A and B. (b) Find the force in the cable.
Repeat Prob. 4.152 assuming that the 400-kN force is applied at O instead of L.
Find support reactions at 4 and Band then use the method of joints to find all member forces. Let b = 3 m and P = 80 kN.
Space Frame ABC is clamped at A, except it is free to rotate at A about the x and y axes. Cables DC and EC support the frame at C. Force Py= - 50 lb is applied at the mid-span of AS, and a concentrated moment Mx= -20 in-lb acts at joint B. (a) Find reactions at support A. (b) Find cable tension Forces.
A soccer goal is subjected to gravity loads (in the - z direction, w = 73 N/m for DG, BG, and BC; w = 29 N/m for all other members; see figure) and a force F = 200 N applied eccentrically at the mid-height of member DG. Find reactions at sup ports C, D, and H.
A 25kg wooden plate is held in place by two strings attached to the ceiling and the wall. The string attached to the ceiling makes an angle 40o with the horizontal and the string attached to the wall makes 90o with the wall. Determine the force in each string (DONT ANSWER THIS PROBLEM). ANSWER ONLY THE PROBLEM IN THE ATTCHED IMAGE, COMPLETE SOLUTION PLEASE.
When a motor is set on a pivoted mount seen below, its weight can be used to maintain tension in the drive belt. When the motor is not running the tensions T1 and T2 are equal. The total mass of the platform and the motor is 100.0 kg, and the diameter of the drive belt pulley is 16.0 cm. when the motor is off, find: (a) the tension in the belt, and (b) the force at the hinged platform support at point C. Assume that the center of mass of the motor plus platform is at the center of the motor.
A uniform bar 3.00 m long is held by ropes at the ends making angle 60.0 and 30.0,respectively, with the horizontal. A weight of 200 N is hung 0.500 m from the leftend where the 60.0 rope is attached. Find the tension in the ropes (T1 & T2) andthe weight (W) of the bar
In the simple cage system in the figure, which of the following is the absolute value of the force carried by the CE element in kN?
3-49 A mechanical system consisting of a steel spreader bar AB and four high-strength steel rods, AC, CB, AD, and DB, İs subjected to forces at C and D, as shown in the figure. Determine the increase in distance CD that would occur on applying the two 8-kN forces. Both bars AC and CB have a cross-sectional area of 20 mm, and both bars AD and DB, 40 mm². The cross-sectional area of the spreader bar is 100 mm². Let E = 200 GPa.
A cylinder rests on a bar and a wall in the way indicated in the figure. The cylinder weighs 500 kgf and the bar 100 kgf. If all surfaces are smooth, determine the reactions at supports A and B of the bar.

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