# HW6 - a Determine the resultant couple acting on the board...

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HW6 Terry Cooke: Cal Poly San Luis Obispo

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Chapter 3, Problem 55 The frame ACD is hinged at A and D and is supported by a cable that passes through a ring at B and is attached to hooks at G and H . Knowing that the tension in the cable is 450 N, determine the moment about the diagonal AD of the force exerted on the frame by portion BH of the cable.
Chapter 3, Problem 73 Four 1-in.-diameter pegs are attached to a board as shown. Two strings are passed around the pegs and pulled with the forces indicated. (

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Unformatted text preview: a ) Determine the resultant couple acting on the board. ( b ) If only one string is used, around which pegs should it pass and in what directions should it be pulled to create the same couple with the minimum tension in the string? ( c ) What is the value of that minimum tension? Chapter 3, Problem 78 If 20 lb, P replace the three couples with a single equivalent couple, specifying its magnitude and the direction of its axis....
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HW6 - a Determine the resultant couple acting on the board...

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