AThe simple truss is loaded by a system of forces as shown in the figure. The truss is supported by a pin at D and a roller at C.2 KN7.07 01m.4.24 2.12 3.53 1.41tension compression4.24 2.12Fcompression tension- 1m3 KNa) The magnitude of force developed in member FA isb) The magnitude of force developed in member FB isBEneutralImD1mindeterminateneutral indeterminateKN and the member is inKN and the member is in

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Answered: A The simple truss is loaded by a…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Q5/A) From the figure below, determine the reaction force at pin C. A 000 0.6 m 10 kN 0.6 m 0.8 m 60° 0.4 m 6 kN OB
Q1- Calculate the force in member CF of the truss. 6KN a) 5 KN (T) b) -3.33 KN (C) c) 6 KN (T) d) -7 KN (C) D 4m E 4m A 3m B Q2-Determine the forces in members GE, GC, BC of the truss shown in the figure. ( use section method ) 600N 6m 6m 6m 1800 N
Three frictionless cylinders are supported in a cradle as r(A)=90 cm, r(B)=r(C)=60 cm, m(A)=200 kg, m(B)=m(C)=100 kga) Draw separate FBDs of each cylinder.b) Find all the forces acting on cylinder B. Be sure to unambiguously indicate the directions of each force.*c) For the case when there is no contact force between A and C, find the remaining reactions on cylinder A.
4.) A 20 kg block is suspended by 2 very thin ropes that meet at a 40° angle. What is the tension on the two ropes? AM ThN < Q口 Formula EQA D Untitled Notebook (2) - Untitled Notebook (2)- Satple Praloom s HI UNSM Ntbok2 Sanple Frirm 3 LnlT Sheet O O & C OBE 63 Atuoods Machine Block Suspended by a Strings 92=-a, (m. - mi). 9% = (mz +m.) Untitled Notebook (2) Tz = sine Block Sliding on a Romp Т. mg w/out friction: 9= gsine w/ friction:
1. Calculate the support reactions, calculate internal forces on the designated section C, and plot the internal force diagrams of the frames shown below. 6m RA 4.I M 湖4.3回 Pa 2ANm y武汉理出版 5 m 4.4图 4.5 4.6图 6 kN D. 3 m 3 m 題4.7图題4.8图 2 KN/
4 A ski resort chair lift has towers spaced 38 m horizontaly appart. The upper tower is 15 m higher than the previous tower. If the chairs are 12 m horizontally appart and the first chair is 5 m past the lower tower what is the tension on both ends of the cable? 1:37:01 Book The mass of each chair is 350 Kg and the height above the lower tower for each chair's attachment to the cable is 0.58537 m, 4 m, 9.4244 m. Lower Tower Cable Tension = Upper Tower Cable Tension = kN. KN.
2. A truss is shown in the figure below. a) Based on the number of joints and members, discuss about the stability of the truss. b) Determine the reaction forces at supports. c) Use "the method of sections" to determine the forces in members AD, CD, and CE d) Determine whether each member is in tension (T) or compression (C). 5 m 8 kN Во A C ZO E -5m 4 kN D OF -5m 3 kN H G 3 m K
2) Use the method of members to find the true magnitude and direction of the forces in the members 1,2 of the frame shown below in Fig 3.2 45 TYP member-1 2 3 Fig 3.2 1' member-2 2₁ 500lb D
Q.3) An airplane wing is supported by a truss structure as shown below. Three vertical forces are applied at points C, D, and E along the upper surface of the wing. Use the Method of Sections to find the force in members BC, CG, and GF. Indicate whether the member is in tension or compression. A I 8' 2500 lb 3000 lb 1500 lb H 8' 8' 8' B C -G- D E F 18'
Q.2) For the truss shown in figure below, determine the forces in BI,c, fa 1o00 2000 N 4 3m 3m 3m 2/8 JE
A transmission tower (a truss) for supporting electric wires is shown. The load of wire at D is shown as force F1 at an angle of a and the load of wire at A is shown as force F2 at an angle of B. Using the values given in the table below: F1 (N) F: (N) a (deg) B (deg) w (m) h (m) Value 150 70 30 60 2 a) Find the reaction forces at supports Y and Z. b) Determine the forces supported by members DO, DM, SV, and UX and specify whether the member is in Tension or Compression. M Q B F1 F2 T W X h
Q1-A- A man stands on the middle rung of a 250 N ladder resting on a smooth floor and against a wall as shown in Figure. The ladder is prevented from slipping by a string OD and the tension force in the string is 50 N, and the reactions at A and B are 1.3 kN and 433 N respectively. Find the mass of the man. Fig. (1) A 250 N 30 2m 0 m

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