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Unformatted text preview: 2 ) 1 ( 3 5 4 3 ) 4 ( 5 1 4 4 ) 5 ( 3 2 1 3 2 1 3 2 1 x Y x x x x Y x x x x Y (i) If Y is zero, what are x 1 , x 2 , and x 3 ? (ii) Create a plot of x 1 vs Y for Y from 0 to 12 (iii) Within this interval, what value of Y minimizes x 1 ? What is the minimum value of x 1 ? 2/. (4 marks) The crane illustrated below consists of a three element truss mounted on a base. What are the tensions in each of the three truss members, the tension T in the guy wire, and the horizontal and vertical reactions ( H and V ) at the support point? Use the numbers shown (1, 2, 3) to identify the truss members....
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This document was uploaded on 04/14/2010.
 Winter '09

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