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Fall 2010 Final - Name CWI D Section Num ber ENSC 2113 FALL...

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Unformatted text preview: Name: CWI D #: Section Num ber: ENSC 2113 - FALL 2010 - FINAL EXAM EACH PROBLEM IS WORTH 25 POINTS. BOX YOUR ANSWERS AND PROVIDE PROPER UNITS, WHERE APPLICABLE. CALCULATIONS MUST BE SHOWN THAT SUPPORT THE ANSWER TO RECEIVE CREDIT. 1) Determine the moment of the force F about the z axis. Express the result as a Cartesian vector. rw (flaw; +29 (3 ll] ' a at; + IZJ'VAVF / " ’ ' meou VEUFOF— '- 2) Determine the support reactions for the frame shown. The beam is pin supported at B and with rockers at A and C. A hinge exists at point D. 16 kN ’i 4 i PimM ova—pub m: gm“): - ie(+>+51{8> Wit? ND‘ ~<p(tc>) - Tsxwfao (i6) + (-5268) we (aim iW;23‘-% “SH W “X 2 :0: @617} 1F _:1__ jefjlpo 4- \.C;Z. “a W A» 246cm: 9* "76“ (“D 3) Draw the shear and bending moment diagrams for the loading condition below. Label all diagrams appropriately. la \L/er 6 l< to“ 4) Determine the force in members GF, CD, and HG and indicate if the member is in tension or compression. List all zero force members. 3 kip 4.5 5.. ,_\__~, 2&24): 2F. +jZHF:o.-: “69(‘9 » 2% We _, i4- [email protected], 2% (6) +7 2mm» +QF(%Y4§ + 6F (fiyia — 39003 +4500) [9?» 8.0% (05 5) Determine the moment of inertia, Ix, of the cross-sectional area about the centroidal x-axis using tabular form. Neglect the size of the corner welds at A and B for the calculation. l5” mm I 1? mm I |54 mm l5 nun (. ‘J— ‘ 15” mm “tic/r We .0 30750722, .l la: 6151006615 w" I 6) The gusset plate is subjected to the forces of four members. Determine the force in member B and the proper angle required for equilibrium. Take F = 12 KN. 8kN .______$0 7 T VIN T— “51+ _ TOW W W0 ‘9" iwfl a As case Shae & use/Hm? ' 5"“? l9: %.%° mo @5 Towapflp= ll-‘Z‘l’ ...
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Fall 2010 Final - Name CWI D Section Num ber ENSC 2113 FALL...

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