Homework Answers
(1) True. We can solve truss problem by method of joints and method of section.
(2) True. To solve a truss problem, we have to calculate reaction forces by using free body diagram.
(3) False. Truss and frame both are constructed by some triangular members and connected at joints.
(4) True. To solve a frame problem, we have to calculate reaction forces by using free body diagram.
(5) True. To Solve a frame problem, we have to solve using many free body diagrams.
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Question 1 of 5 The two ways to solve trusses is method of sections and method...
t The Method of Sections 1 of 5 Part A Learning Goal: To apply the method...
t The Method of Sections 1 of 5 Part A Learning Goal: To apply the method of sections to find the forces in specific members of a truss. As shown, a truss is loaded by the forces P 500 lb and P2 194 lb and has the dimension a 9.90 ft The method of sections is used to find the force in a specific member of a truss and is based on the principle that, if a body is in...
3701K 10/10/20 Structural Analysis ton A: Fill in the Blanks (5 Points) russes are selected based...
3701K 10/10/20 Structural Analysis ton A: Fill in the Blanks (5 Points) russes are selected based on San Slope and roof mata Loads is transmitted to the roof truss at the joints by means of trusses are used for short spans with overhead cle requirement A truss is being designed for a Textile Mill. The choice of truss will be Rollers are provided as supports on one end of the truss to allow : True or False (5 Points) ructures...
10tes CC Question 3 10 pts First solve member BC and GC using Method of Sections,...
10tes CC Question 3 10 pts First solve member BC and GC using Method of Sections, then solve the remaining through Method of Joints. 6-6. Determine the force in each member of the platform truss and state if the members are in tension or compression. Approximate each joint as a pin. 16 KN Prob. 6-6
Part B: Numerical Problems (15 points each) 1. For the truss loaded as shown, (a) use the Method of Joints to determine the force in member CF, and then (b) use the Method of Sections to determine...
Part B: Numerical Problems (15 points each) 1. For the truss loaded as shown, (a) use the Method of Joints to determine the force in member CF, and then (b) use the Method of Sections to determine the force in member BC. Show all necessary FBDs and equations of equilibrium. Hint: You must avoid calculating the reactions since the reactions are statically indeterminate. 5 kips
Part B: Numerical Problems (15 points each) 1. For the truss loaded as shown, (a)...
Method of Sections Reference the truss shown below. Solve for the forces in the specified members...
Method of Sections Reference the truss shown below. Solve for the forces in the specified members using the Method of Sections. Clearly indicate whether the members are in compression (C) or tension (T). P-10 kN, P, = 6 kN and P, -8 kN. Note: You will not get credit for your work if you do not use the Method of Sections. 3 m Question 21 (6 points) Solve for the reactions at the supports Indicate both the magnitude and direction...
1. The number of equilibrium equations available in 2D is 6. 2. The Method of Sections...
1. The number of equilibrium equations available in 2D is 6. 2. The Method of Sections results in a 2D rigid body equilibrium problem. 3. Indeterminate trusses can only be solved by Method of Joints, not Sections. 4. By definition, truss members must be pin connected & carry only axial load. 5. Shear Force is the first derivative of Bending Moment. 6. Distributed Load is the integral of Shear Force. 7. The maximum Bending Moment is always at the center...
***PLEASE SOLVE BY METHOD OF SECTIONS IF POSSIBLE******PLEASE SOLVE BY METHOD OF SECTIONS IF POSSIBLE*** 3....
***PLEASE SOLVE BY METHOD OF SECTIONS IF POSSIBLE******PLEASE SOLVE BY METHOD OF
SECTIONS IF POSSIBLE***
3. Determine the force in members EF, EP, and LK of the Baltimore bridge truss and state if the members are in tension or compression. Also, indicate all zero-force members. 2 m PR 2 m ООО D E F G H 2 kN 2 KN 5 kN 3 kN -8 @ 2 m = 16 m
Final Exam 2. Analyze the truss shown below: (50 Points) a. Solve for the reactions at...
Final Exam 2. Analyze the truss shown below: (50 Points) a. Solve for the reactions at supports A and D b. Determine the force developed in members FE, EB, and BC of the truss, and state if these members are in tension or compression. Use the method of sections, c. Draw a free body diagram (FBD) of: i. The entire truss, without its supports ii. The truss section after cutting it iii. Any joint that you solve. m 1 m...
Fig. P2(a) shows a perspective view of a billboard supported by three equally-spaced trusses. Te truss...
Fig. P2(a) shows a perspective view of a billboard supported by three equally-spaced trusses. Te truss spacing is shown as d in the figure. The billboard is subjected to a uniform wind pressure of 100 lb/ft Each truss is made of hollow circular steel tubes with an inner radius of 2 inches and an outer radius of 4 inches. Use the tributary arca meth compute the (wind) loads acting on the center truss. The model of the center truss is...
Section 1.3 Statics Review Example 1-1 FIGURE 1-6 Plane truss model 2P - c = 80°...
Section 1.3 Statics Review Example 1-1 FIGURE 1-6 Plane truss model 2P - c = 80° a As KOA = 60° - Og = 40° B The plane truss shown in Fig. 1-6 has four joints and five mem- bers. Find support reactions at A and B and then use the methods of joints and sections to find all member forces. Let P = 35 kips and c = 10 ft. Solution: Use the following four-step problem-solving approach. 1. Conceptualize...
t The Method of Sections 1 of 5 Part A Learning Goal: To apply the method of sections to find the forces in specific members of a truss. As shown, a truss is loaded by the forces P 500 lb and P2 194 lb and has the dimension a 9.90 ft The method of sections is used to find the force in a specific member of a truss and is based on the principle that, if a body is in...
3701K 10/10/20 Structural Analysis ton A: Fill in the Blanks (5 Points) russes are selected based on San Slope and roof mata Loads is transmitted to the roof truss at the joints by means of trusses are used for short spans with overhead cle requirement A truss is being designed for a Textile Mill. The choice of truss will be Rollers are provided as supports on one end of the truss to allow : True or False (5 Points) ructures...
10tes CC Question 3 10 pts First solve member BC and GC using Method of Sections, then solve the remaining through Method of Joints. 6-6. Determine the force in each member of the platform truss and state if the members are in tension or compression. Approximate each joint as a pin. 16 KN Prob. 6-6
Part B: Numerical Problems (15 points each) 1. For the truss loaded as shown, (a) use the Method of Joints to determine the force in member CF, and then (b) use the Method of Sections to determine the force in member BC. Show all necessary FBDs and equations of equilibrium. Hint: You must avoid calculating the reactions since the reactions are statically indeterminate. 5 kips
Part B: Numerical Problems (15 points each) 1. For the truss loaded as shown, (a)...
Method of Sections Reference the truss shown below. Solve for the forces in the specified members using the Method of Sections. Clearly indicate whether the members are in compression (C) or tension (T). P-10 kN, P, = 6 kN and P, -8 kN. Note: You will not get credit for your work if you do not use the Method of Sections. 3 m Question 21 (6 points) Solve for the reactions at the supports Indicate both the magnitude and direction...
1. The number of equilibrium equations available in 2D is 6. 2. The Method of Sections results in a 2D rigid body equilibrium problem. 3. Indeterminate trusses can only be solved by Method of Joints, not Sections. 4. By definition, truss members must be pin connected & carry only axial load. 5. Shear Force is the first derivative of Bending Moment. 6. Distributed Load is the integral of Shear Force. 7. The maximum Bending Moment is always at the center...
***PLEASE SOLVE BY METHOD OF SECTIONS IF POSSIBLE******PLEASE SOLVE BY METHOD OF
SECTIONS IF POSSIBLE***
3. Determine the force in members EF, EP, and LK of the Baltimore bridge truss and state if the members are in tension or compression. Also, indicate all zero-force members. 2 m PR 2 m ООО D E F G H 2 kN 2 KN 5 kN 3 kN -8 @ 2 m = 16 m
Final Exam 2. Analyze the truss shown below: (50 Points) a. Solve for the reactions at supports A and D b. Determine the force developed in members FE, EB, and BC of the truss, and state if these members are in tension or compression. Use the method of sections, c. Draw a free body diagram (FBD) of: i. The entire truss, without its supports ii. The truss section after cutting it iii. Any joint that you solve. m 1 m...
Fig. P2(a) shows a perspective view of a billboard supported by three equally-spaced trusses. Te truss spacing is shown as d in the figure. The billboard is subjected to a uniform wind pressure of 100 lb/ft Each truss is made of hollow circular steel tubes with an inner radius of 2 inches and an outer radius of 4 inches. Use the tributary arca meth compute the (wind) loads acting on the center truss. The model of the center truss is...
Section 1.3 Statics Review Example 1-1 FIGURE 1-6 Plane truss model 2P - c = 80° a As KOA = 60° - Og = 40° B The plane truss shown in Fig. 1-6 has four joints and five mem- bers. Find support reactions at A and B and then use the methods of joints and sections to find all member forces. Let P = 35 kips and c = 10 ft. Solution: Use the following four-step problem-solving approach. 1. Conceptualize...
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