Fall 2011 Final - Name: CWID #: ENSC 2113 - FALL 2011 —...

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Unformatted text preview: Name: CWID #: ENSC 2113 - FALL 2011 — FINAL EXAM Section Number: -—.._ EACH PROBLEM IS WORTH 25 POINTS. BOX YOUR ANSWERS AND PROVIDE PROPER UNITS, WHERE APPLICABLE. CALCULATIONS AND FREE BODY DIAGRAMS MUST BE SHOWN THAT SUPPORT THE ANSWER TO RECEIVE CREDIT. 1) Determine the magnitude of the moment of the force about point A. WW9 A (“6,0,03 c (9.4:?) I) (0,12,03 tome w OWE-WW ?=\r«\u\ rap: «23 5A +2L WAVE»? I;= \w<%t+[§35’rfiz% E = “58.2%; +72>A¢33 + H491 t— }) RXITICSQ quTorL 6:9 2 35+ {23‘ 4- 0K. fi;-=fi;+4d-2L C4265: PF—oDLLoT H=FXF a: b 0 I‘ 5 \2 o “38.8% "IS-LIE I‘I-(al M = [025(11ch -O:IG ‘ {(QO‘IMN -o] + Baha‘i?) ~61>Gss.sa>]l= I—-_..- M = 239.32 L~58.53d‘+614|3\« (NI—#1720 L617 2) Determine the support reactions at A and C and the tension in the cable for the frame shown. A is a pin and C is a rocker. The frame is hinged at B. 1.5 kN 10 RN 3) Draw the shear and bending moment diagrams for the loading condition below. Label all diagrams appropriately. 'Ay = 2920.37 lb (up) By = 1329.63 lb (up) V _ 6-50.15.- _313mnrri L 25% im 4) Determine the force in members CE, DF, and HG and indicate if the member is in tension or compression. List all zero force members. 3@18ft=54ft iii w— WAT __Jr..; gag-:0";- W ttVFO W1 ":3 5Mint-:0: “(Kirb— E’aé‘b 4‘ , _" in 3N , “I 4; T w *3“: H9 2.2mm: “HF «ii-5T * IE}. who 2 = Z . MAG T137; 39 Wm) 76? 4 +3 flit, =0: 6260 $623+ 1.???) (at?) GE : wise“ (a) 02W”: ‘éi’témmzéQ bF= wrath) 5) Determine the moment of inertia, Ix, of the cross-sectional area about the centroidal x—axis using tabular form. Y bar measures 21.52 mm. 3:1: 91166293 +9M’2-‘r 1x: (969%ch mm’" I 6) Derive the shear and moment equations for the loaded beam below. ' 200 113/3 803 lb 1100 Le— m 20" M C Q 8001/6 V JrjéNwOi 500x +\zoo+ ’XxX'EXxXZOQi—M M= ~lzoomsoo>< —-5.%x3’ LPa'FT ' ...
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Fall 2011 Final - Name: CWID #: ENSC 2113 - FALL 2011 —...

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