Statics test4 Spring10

# Statics test4 Spring10 - point G which is on line DE The...

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Statics Spring 2010 – Final B Name_________________________ 1. (20 points) To evaluate the adequacy of the vertical steel post, you must determine the moment about the bottom of the post due to the force exerted on the post at B by the cable AB . A calibrated strain gauge mounted on cable AC indicates that the tension in cable AC is 22 kN. What is the moment?

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2. (20 points) Find the force in member BD of the truss shown.
3. (20 points) The three-wheeled, warehouse pushcart has a homogeneous platform with a mass of 125 kg. A crate (not shown) with a mass of 750 kg is placed with its center of gravity above

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Unformatted text preview: point G , which is on line DE . The reaction of the floor on wheel B is 2750 N. Locate point G and determine the force exerted by the floor on wheel C . 4. (20 points) A small cable car is used to transport passengers across a river. If the cable car and its contents have a mass of 400 kg, determine the force in cables AC and ED and the force in bar AB . Point A is a pin. 5. (20 points) The motor has a weight of 850 lb. Determine the force that each of the chains exerts on the supporting hooks at A , B , and C . Neglect the size of the hooks and the thickness of the beam....
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Statics test4 Spring10 - point G which is on line DE The...

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