Figure 6 m 4 m B < 1 of 1 > Part A Determine the force in member DE of the truss, and state if the member is in tension or compression. Take F₁ = 550 N, F₂=870 N. (Figure 1) Express your answer to three significant figures and include the appropriate units. Assume positive scalars for members scalars for members in compression. FOR 917 N Submit ✓ Correct Part B Previous Answers Determine the forces in members DC and CB of the truss, and state if the members are in tension or compression. Express your answer to three significant figures and include the appropriate units. Assume positive scalars for members scalars for members in compression. Foo Fen 733 N Submit Part C Previous Answers ✔ Correct Determine the force in member CE of the truss, and state if the member is in tension or compression. Express your answer to three significant figures and include the appropriate units. Assume positive scalars for members scalars for members in compression. FCB-870 N Submit Previous Answers ✓ Correct tension and negative tension and negative tension and negative

7) Find the force in each cable needed to support the load of 300 pounds. You may want to use vectors. Note that the points A and B are on the x axis to the right and left of the y axis at a distance of 2 feet from the y axis, the point Cis on the y axis at a distance of 6 feet from the origin, and the point D is above the y axis at a height of 10 feet. 10 ft

Consider the truss shown in (Figure 1). Suppose that F₁ = 45 kN and F₂ = 25 KN. Figure 50 kN 40 kN -2 m-- 2 m D 4 C 1.5 m B 1.5 mi F₂ 1.5 m F₁ 1 of 1 Part A Determine the force in member DC of the truss, and state if the member is in tension compression. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in the case of tension. FDC = Submit Part B FHC = Submit Part C Determine the force in member HC of the truss, and state if the member is in tension or compression. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in the case of tension. |μA FHI = Value Request Answer Provide Feedback μA Value Request Answer Determine the force in member HI of the truss, and state if the member is in tension or compression. Express your answer to three significant figures and include the appropriate…

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Problem 8: For the 2-member truss ABC: ● ● ● Derive a formula for the force in each member as a funtion of applied force P and angle 0 for 0 < 0 < 360°; Use the derived formula to hand calculate FAB and FBC for P = 1 kN and 0 = 45°; and = Plot FAB and FBC in Excel as a function of 0 for 0 <0<360° for P = 1 kN. B A P 0 3 m 3 m

Determine the force in member AF of the loaded truss in Figure 2 using the method of sections.

Q9 Find the sum of internal forces of Members AB, BC and BD of the truss shown below. Please note that compression is positive. 12 kN 30⁰ 60° 5m 20 kN 60° E 30% 5m 30⁰ Figure 9 60° D 16 KN B 60⁰ 30⁰ 5m

Calculate the forces in members AB, BH, and BG. Members BF and CG are cables which can support tension only. Forces are positive if in tension, negative if in compression. 8 KN 2 m B 2 m c 2 m step 67⁰ 67/ Answers: AB= BH = i Mi H BG= i 17 KN G D 67° 67% F E KN kN kN

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Given the forces P = 3.6 kN and Q = 4 kN and the height L = 4 m: Q KN Lm kN P kN B E 4 m 8 m 8 m 4 m How many zero force members are in this truss? O 1 2 Determine the forces in each member of the truss shown below. Answers (tolerance 0.2 kN, enter magnitude and units, sign convention answered separately): FAB = 单位 (magnitude only) Tension or Compression? Tension O Compression FBC = 单位 (magnitude only) Tension or Compression? Tension O Compression FAC = 单位 (magnitude only) Tension or Compression?