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Unformatted text preview: centre of gravity of the beam
is at G, halfway between O and B. Determine the
tensions in cables BA and BC. All dimensions are
in metres. 4. (12 marks) The sketch shows a truss with three loads P = 10
kN. All joints are pinned.
(a) Determine the reactions at E and F.
(b) Find the forces in members CD, HD and HG using the
section a - a shown. State whether each is in compression or
tension. Time: 3 hours
Page 2 of 3 GNG 1100 - ENGINEERING MECHANICS
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This document was uploaded on 03/20/2014.
- Fall '14