The 15-kg plate is released at rest from horizontal position. Determine the horizontal and vertical components of support reaction at O. a = 1.4 m b = 1.1 m
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- The smooth disks D and E have a weight of 200 lb and 100 lb, respectively. Determine also the reactions (NA, NB, and NC) at the contact surfaces. Assume smooth surfaces.Packaging for apples is tested using a machine that exerts accelaration components ay = 10 m/s2 and ax = 5 m/s2, simultaneously. Select the correct FBD and kinetic diagram for this condition. A. B. C. D.A bucket which has a mass of 910g when empty and contains 3 litres of water is swung round in a vertical circle at 40r/min. If the cg of the bucket plus water is 1.05m from person's shoulder, determine the force on each of the two pins securing the handle of a bucket when a bucket is at top of the circle
- The tugboat has a weight of 120 000 lb and is traveling forward at 2 ft>s when it strikes the 12-in.-diameter fender post-AB used to protect a bridge pier. If the post is made from treated white spruce and is assumed fixed at the river bed, determine the maximum horizontal distance the top of thepost will move due to the impact. Assume the tugboat is rigid and neglects the effect of the water.The 2-Mg truck is traveling at 15 m/s when the brakes on all its wheels are applied, causing it to skid for a distance of 10 m before coming to rest. (Figure 1) Part A: Determine the constant horizontal force developed in the coupling C during this time. The total mass of the boat and trailer is 1 Mg. Express your answer to three significant figures and include the appropriate units. Part B:Determine the largest angle for which the homogeneous block remains at rest.
- The cylinder having a diameter 2.5 ft weighs 57 lb and is 6 ft long. Determine the reaction (lb.) at A neglecting friction. Determine the reaction at B (lb.) neglecting friction. Weight density of water is 62.4 lb/ft3 Sp.gr Gs = 1.6The 5 kg cylinder is released from rest in the postion shown in the figure below. Determine the maximum compression xmax of the spring. The stiffness of the spring is 1800 N/m.Determine the weight W of a satellite when it is inorbit 20.2(106 ) m above the surface of the earth if the satelliteweighs 8450 N at the surface.
- The crate, which has a mass of 140 kg, is subjected to the action of the three forces shown in the figure. If it is originally at rest, determine the friction force when Py =750 N, P, =900 N, P;=500Nand 6 = 259 Assume the coefficient of kinetic friction between the crate and the surface is pi = 0.40.Determine the weight W of a body that has a massof 1000 kga. At the surface of the earth.b. At the top of Mt. McKinley (6193 m above sea level).c. In a satellite at an altitude of 250 km.If a man weighs 210 lb at sea level, determine the weight W of the man in a satellite at an altitude of 200 mi.