eci130-s09-Midterm_soln

eci130-s09-Midterm_soln - ECI 130 - Spring 09 - Holland...

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ECI 130 - Spring 09 - Holland Midterm (Open Book, Open Notes) 1. A beam is pinned at A, has a hinge (within the beam) at D and is supported by rollers at C and E. a) Draw and label the influence line (IL) for the vertical reaction at A. (20 pts) b) Draw and label the influence line (IL) for the moment at B. (20 pts) (For each of the labeled points on x the IL, show the corresponding free A B C D E body diagrams) . I A,,
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ECI 130 - Spring 09 - Holland Midterm (Open Book, Open Notes) 2. Two beam segments (AB and BC) are x connected via an internal hinge at B. Beam AB - 30 kN-m is fixed at A and has a moment of inertia of 21. /I A B.
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eci130-s09-Midterm_soln - ECI 130 - Spring 09 - Holland...

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