Engr 1200 FS09 EX II - W = 600 lb Determine the horizontal...

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FBD FBD Statics and Elementary Strength of Materials ENGR 1200 - Fall 2009 Exam II October 16, 2009 Student Name: ___________________________________ Student ID #: ___________________________________ Grade Problem 1 20% Problem 2 25% Problem 3 25% Problem 4 30% Total 100% INSTRUCTIONS: 1. Print your name and ID # in the place provided 2. Print your name on each page of this exam 3. Free-Body Diagrams (FBD) are required on Equilibrium problems 4. Do not remove the staples 5. Write your solution on the pages provided for each problem 6. Show all your work, box your answers, and give units 7. When time is called, please stop at once and turn in your exam
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1. (20%) Draw a complete Free-Body Diagram (FBD) of beam AB , and determine the reactions at supports A and B .
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2. (25%) The frame shown supports a suspended weight
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Unformatted text preview: W = 600 lb . Determine the horizontal and vertical components of forces at pins A , B , and C . Present your answers by showing the forces on member ABCD given below. 3. (25%) The member is supported by a pin at A (Note: reactions at A are Ay , Ax , Az , My , and Mz ) and cable BC . If the load at D is 300 lb , determine the x , y , and z components of the reaction at A and the tension in cable BC . ( Note: possible reactions at A are A y , A x , A z , M y , and M z ) 4. (30%) For the truss and loading shown: (a) Identify all zero force members. (b) Determine the forces in members AL , AB , IJ , EI , and EF (Indicate whether the members are in tension or compression)....
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