This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: ENGRD 202 – MECHANICS OF SOLIDS Prelim II Examination Duration: 1 hr 40 mins Tuesday, October 30, 2007 Academic integrity is expected of all students at all times whether in the presence or absence of members of the teaching staff. If you understand this and agree that you will neither give, nor use, nor receive unauthorized aid in this examination, please sign the Academic Integrity space on the examination booklet. Thank you. • Please turn off your cell phone. No calls are to be made or received. • 1. Trusses. The truss crane shown is built of nearly weightless, tubular elements. The dimensions are as indicated. The truss is pinned at A and it is supported at Q with a vertical cable to point P (Hint: Treat this support like a roller.) (a) Determine the support reactions. (b) What is the force in member BC ? Is this force tensile or compressive? (c) What is the force in member MN ? Is this force tensile or compressive?...
View Full Document
This note was uploaded on 10/07/2009 for the course ENGRD 2020 taught by Professor Zehnder during the Fall '06 term at Cornell University (Engineering School).
- Fall '06