Determine the equilibrium position (angles and 2) for the system of pin-connected bars shown in Fig. Bars AB and BC weigh 50 and 30 lb, respectively, and P- 20 lb. 10 ft 6 ft
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- Compute the magnitude of the pin reaction at B. Neglect the weights of the structural members.The bent rod of negligible weight is supported by the ball-and-socket joint at B and the cables attached to points A and C. Find the forces in the cables and the magnitude of the reaction at B. Dimensions Figure P.5.39The 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 uniform 240-lb bar AB is held in the position shown by the cable AC. Compute the tension in the cable.The bar ABC is supported by three identical, ideal springs. Note that the springs are always vertical because the collars to which they are attached are free to slide on the horizontal rail. Find the angle at equilibrium if W = kL. Neglect the weight of the bar.Two concrete blocks weighing 320 lb each form part of the retaining wall of a swimming pool. Will the blocks be in equilibrium when the pool is filled and the water exerts the line loading shown?
- The homogeneous plate of weight W is suspended from two cables. Determine the force P that is necessary to keep the plate in the position shown.The homogeneous 240-lb bar is supported by a rough horizontal surface at A, a smooth vertical surface at B, and the cable BC. Draw the FBD of the bar and count the unknowns.Figure 1: For the frame shown, determine the magnitude of the pin reaction at B. Neglect the weight of the frame. (2 decimal point, indicate the answer in kN. Ex: 3.87kN just encode 3.78)
- Determine the angle for equilibrium of the lever shown in the figure. Disregard the weights of bars AB and BC.A bar AE is in equilibrium under the action of the five forces shown in Figure. Determine T, P, and R.The level of a common steelyard without hook connections weights 7kg and acts at 5cm to the left of the fulcrum. The hook which carries the load,weights 4kg and is also attached on the left-hand side of the fulcrum at a distance of 12cm.if graduation mark 72cm from the fulcrum reads 50kg. Find (a).the weight of rider (b). How far is the zero graduation from fulcrum (c).What is the movement of riderper kg of graduation?