5-72. Determine the components of reaction acting at the nooth journal bearings A, B, and C.
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- The mass of the object at G is 100 kg. Determine the reactions on member CDE at points C and E.The disk B has a mass of 20 kg and is supported on the smooth cylindrical surface by a spring with stiffness k= 400 N/m and unstretched length l0= 1 m. The spring remains in the horizontal position since its end A is attached to the small roller guide which has negligible weight. Determine the equilibrium angle of the roller.Determine the reaction at the roller support B if it settles 5 mm. E = 200 GPa and I = 65.0(10-6) m4.
- Q6. The shaft is supported by three smooth journal bearings at A, B, and C. Determine thecomponents of reaction at these bearings.a) if d = 2.5m and θ = 30 degress, determine the normal reaction at the smooth support A if P = 400N. Neglect weight of the bar b) determine the normal reaction at smooth support B c) determine the required distance aa for the placement of the roller.W=25N, h=60mm. Find the spring force acting on the member DE and the reactions of the support at F.
- 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 sign has a mass of 150kg with center of mass in G. Draw the free body diagram and determine the components along x,y,z of the reaction in ball joint A as well as the tensile strength in wires BC and BD(Caution : they are two different wires). g=9.81m/s²The uniform block having a mass m rests on the top surface of the halfcylindershown. Show that this is a condition of unstable equilibrium if h > 2R.
- The spring attached to the sliding collar is capable of carrying tension and compression. The spring has a stiffness k = 1.5 lb/in., and its free length is 1.5L. If the System is known to be in equilibrium in the position =30, determine the weight W of the slider.The mobile crane is symmetrically supported by two outriggers at A and B to relieve the suspension of the vehicle on which it sits and to provide extra stability. Determine the vertical reactions at each of the two outriggers as a function of boom angle when the boom is carrying a 1.2 Mg load and the crane and truck have a combined mass of 18 Mg and the boom has a mass of 2 Mg. 0 = 45°Determine the magnitude of F if the particle is in equilibrium given that θ = 26.3° and P = 260 .