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Homework #1 Due Date: 22 Feb, 2011
(Turn in your assignment in the mailbox of S581 outside the ME general office) The solutions must be written on single-side A4 papers only.
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HW 1-Problem #1 The tool is used to shut off gas valves that are difficult to access. If the force F is applied to the handle, determine the component of the moment created about the z axis of the valve.
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HW 1-Problem #2 Replace the two forces by an equivalent resultant force and couple moment at point O. set F=75N
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HW 1-Problem #3 Replace the force system acting on the frame by an equivalent resultant force and specify where the resultant’s line of action intersects member AB, measured from point A
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HW 1-Problem #4 Replace the distributed loading by an equivalent resultant force and specify its location, measured from point A
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HW 1-Problem #5 Replace the loading by an equivalent resultant force and couple moment acting at point B.
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