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Unformatted text preview: ME 224L—MECHANICS LAB WORKSHEET 7 The door is hinged along the x—axis and is supported by a chain at B in a position
20 degrees inclined to the icypiano. A force F = 20 Eb is appﬁed at B. Find a.)
the moment about ‘0’, Mo, of the force exerted on the piate by F and b) ﬁnd the moment of F about the X~aXiS, Mx.
(A «55' VerarvﬂS . 7
.., 2. For the given loading, ﬁnd the zero—fore:
members in the truss. 3. Find the force in each of the 6 members of the truss shown. 53 u&————T—‘ 59;
(state if the member is in tension, T , or compression, C) 4. Find the force in each member of the truss shown.
(state if the member is in tension, T , or compression, C) 5. Find the force in members CD and DF of the truss 
shown. sm—T—‘gmfam—T—amr—I
(state if the member is in tension, T , or 1mm £101“ £10k” £10k“
compression, C) 5m 6. Find the force in members BI and II of the truss which
serves to support the deck of a bridge.
(state if the member is in tension, T , or compression, C) 8000 ii) 7. The roof truss supports the verticai loading shown.
Find the force in members BC, CK, and K1 8 kN (state if the member is in tension, T , or
compression, C) ...
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This note was uploaded on 10/04/2010 for the course ME 214 taught by Professor Lipovetsky during the Summer '06 term at Cal Poly Pomona.
 Summer '06
 Lipovetsky
 Statics

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