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Unformatted text preview: frictionless. Find : a) Complete the free body diagram of the pole given below right. b) Resolve the forces of cables AC and BE on the pole in terms of their unknown magnitudes and known unit vectors. c) If F = 1000 lb, find the tension in cables AC and BE. 2 ft 2 ft 3 ft 3 ft 1.5 ft A B C E O F 1.5 ft x y z ME 270 - Fall 2004 Examination No. 1 PROBLEM NO. 3 Given : The truss shown below supports the applied loads at joints A, G and I. Find : Determine the load carried by members DE, DK and DJ. State whether these members are in tension or in compression . Note: A free body diagram must accompany each equilibrium equation used in your analysis. 3m A B C D E F O P G H I J K L M N R S 3m 3m 3m 3m 3m 4m 4m 4m 10 kN 10 kN 20 kN...
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This note was uploaded on 09/08/2010 for the course ME 270 taught by Professor Murphy during the Summer '08 term at Purdue University-West Lafayette.
- Summer '08