Part B-Zero-force members in a loaded truss Consider the loaded truss shown below. Identify the zero-force members. Drag the appropriate items o their respective bins. ▸ View Available Hint(s) P P H
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- Determine if the members AL, AB, FG, FH, and BL are under zero-force membercompressed membertensile membernot a member8:48 PM Sat Feb 26 * 0 © 30% I a docs.google.com Situation: From the given truss, determine the force in the following members: PLEASE DO NOT FORGET TO STATE IF THE MEMBER IS IN TENSION OR COMPRESSION. 900 lb 600 lb 4 ft - 4 ft 4 ft D 3 ft B Force in member DE Your answer Force in member AD Your answer Force in member AB Your answer Are there any ZERO MEMBER/S? If yes, indicate the member/members, otherwise write NONE. Your answer Back Next Clear formfrom This is roller support This is hinge support Stability [ Choose ] Determinacy [ Choose ] Degree of Indeterminacy [ Choose ]
- "messenger_media?thread_id%=D100002917920802&attachment_id%3891210971774069&message_id%3Dmid.%24CAAAA Question 3 For the truss shown, determine the forces in members (a) BD; and (b) BF. 4 m4 m4 m-4 m- A B C 6 m E F G H O00 20 kN 20 kN 20 kN A BD-40kN (C); BF-33.33kN (T)Tension memberWhich of the following members shown in the figure is a 2-force member? a. AD b. CB c. AB d. EF
- Q.2 Three bars each made of different materials are Steel Copper Ecu- 120 GPa ag = 12(10-)/C a = 21(10-")/"C a = 17(10-)C Acu = 515 mm? Brass connected together and placed between two E= 200 GPa E= 100 GPa walls when the temperature is T1 = 12°C. %3D Detemine the force exerted on the rigid A = 200 mm? Ape- 450 mm supports when the temperature becomes T2 %3D 18°C. The material properties and cross- 300 mm 200 mm 100 mm sectional area of each bar are given in the figure. (Marks = 10, CLO 3)KINDLY IDENTIFY THE ZERO FORCE MEMBERSEnter Delete Page End Down DETERMINE THE FORCES AT AL JOKTS 800 LB lo00 LB 13 15 4.5 2家 3.75 DETERMING THE AREA THE POSITION OF THE CENTROID ABOUT THE REFERENCE AXES AND THE MOMENT OF NERTIA ABOUT THE CENTROIDAL AXES OF THE COMPOSITE FI6URE