### Determining Forces in Truss Members#### Problem StatementSuppose that \( P = 450 \) lb as shown in **Figure 1**.#### Figure Analysis**Figure 1** depicts a truss structure with the following details:- A horizontal base of 6 ft, divided into two segments of 3 ft each.- Points of interest labeled as \( A \), \( B \), \( C \), \( D \), and \( E \).- The truss is subjected to a vertical load of 600 lb at point \( E \).- Members of the truss are arranged as follows: - \( A \) and \( B \) are at the base. - Point \( E \) is above point \( A \), with a vertical leg connecting \( A \) to \( E \). - Point \( D \) is centered horizontally between \( A \) and \( C \) and slightly above halfway vertically. - A member extends from point \( E \) to point \( C \), forming an angle of \( 30^\circ \) with the horizontal line extending from \( B \) to \( C \).### Tasks#### Part E: Force in Member \( BE \)Determine the force in member \( BE \) and state whether the member is in tension or compression.**Instructions**:- Express your answer to three significant figures and include the appropriate units.- Enter a negative value if the member is in compression and a positive value if it is in tension.\[ F_{BE} = \boxed{\text{Value}} \boxed{\text{Units}} \]- [Submit] [Request Answer]#### Part F: Force in Member \( CD \)Determine the force in member \( CD \) and state whether the member is in tension or compression.**Instructions**:- Express your answer to three significant figures and include the appropriate units.- Enter a negative value if the member is in compression and a positive value if it is in tension.\[ F_{CD} = \boxed{\text{Value}} \boxed{\text{Units}} \]- [Submit] [Request Answer]### Detailed Explanation of the Diagram- The truss is shown with member \( AE \) being vertical.- Member \( BE \) extends diagonally upwards from \( B \) to \( E \).- Member \( CD \) and member \( BE \) are ### Truss Analysis ProblemSuppose that \( P = 450 \, \text{lb} \) as shown in **Figure 1**.---#### Truss Structure Diagram (Figure)The truss diagram illustrates a structure with the following components and dimensions:- A vertical member \( AE \)- Diagonal member \( ED \)- Horizontal members \( AB \) and \( BC \)- Point loads and reactions are applied as follows: - A 600 lb force is acting vertically downward at point \( E \).- The truss rests on supports at points \( A \) and \( C \), each 3 feet apart horizontally: - Distance from \( A \) to \( B \): 3 feet - Distance from \( B \) to \( C \): 3 feet- Angle \( \angle EBD \) is 30 degrees. **Diagram Key Measurements:**- Vertical member \( AE \) - Diagonal member \( ED \) forms a 30-degree angle with the horizontal member \( BD \).---### Force Calculation in Members#### Part GDetermine the force in member \( DE \) and state if the member is in tension or compression.- **Instructions:** - Express your answer to three significant figures and include the appropriate units. - Enter a negative value for compression and a positive value for tension.**Input Box for Force in DE (\( F_{DE} \))**- **Value:** __________________- **Units:** __________________---**Submit Button for Answer Validation**- [Submit]**Additional Options:**- Request Answer---This problem involves analyzing the forces in the truss structure, focusing on member \( DE \). It is essential to apply the principles of static equilibrium, often leveraging methods such as the method of joints or the method of sections, to determine the nature (tension or compression) and magnitude of the force in member \( DE \).

A truss hinged at A and roller supported at C is given.The truss is statically determinate.To…

Suppose that P = 450 lb in (Figure 1). igure P 600 lb E -3 ft D B 30° -3 ft 1 of 1 > 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. FBE = Part F HA Submit Request Answer Value Fcp = Determine the force in member CD, 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 www ? Value Units Units ?

Suppose that P = 450 lb in (Figure 1). igure P 600 lb E -3 ft D B 30° -3 ft 1 of 1 > 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. FBE = Part F HA Submit Request Answer Value Fcp = Determine the force in member CD, 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 www ? Value Units Units ?

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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A steel bar AD has a cross-secțional area of 260 mm? and is loaded by forçes P, = 12 kN, P2-8 kN. and P3 = 6, kN. The lengths of the segments of the bar are a = 1:5 m, b = 0.6 m, ạnd c = 0.9 m. (a) Assuming that the modulus of elasticity E = 210 GPa, calcuļate the change in length & of the bar. Does the bar elongate or shorten? (b) By what amount P should the load P, be increased so that end D of the bar does not move when the loads are applied? %3D P1 P2 P3 A в a b
Y Suppose that P = 250 lb. (Figure 1) Figure T T301-381-38- W 481 46 Part C FBC = Part D Submit Request Answer FBD= Part E FCD= Submit Part F FCE= Submit Determine the force in member of the truss. Express your answer in pounds to three significant figures. Enter negative value in the case of compres the case of tension. Part G FDE= Part H - ΑΣΦ It vec Determine the force in member BD of the truss. Express your answer in pounds to three significant figures. Enter negative value in the case of compressi the case of tension. FDF= 17 ΑΣΦ Submit Part I 1 of 1 > Request Answer Submit Request Answer FEF= ΓΙ ΑΣΦ 11 Eved Submit - Η ΑΣΦΙ Request Answer Determine the force in member CD of the truss.. Express your answer in pounds to three significant figures. Enter negative value in the case of compression and positive value in the case of tension. -- ΑΣΦ Ivec Request Answer 17 ΑΣΦ 4 Part A 5 Request Answer it vec Determine the force in member AB of the truss Express your answer in pounds to…
Consider the Fink truss shown in (Eigure 1). Suppose that Fi=600 lb and Fy=900 lb. Figure 1 of 1 K60 60% -100- Determine the force in the member GF of the truss and state if the member is in tension or compression. Express your answer using three significant figures. Enter negative value in the case of compression and positive value in the case of tension. VAZ vec For= lb Submit Request Answer • Part B Determine the force in the member FB of the truss and state if the member is in tension or compression. Express your answer using three significant figures. Enter negative value in the case of compression and positive value in the case of tension. VAX Ivec Fre lb Previous Answers Request Answer Submit
Item 3 The three bars are made of A-36 steel and form a pin- connected truss. Figure 1 of 1 3 ft 4 ft + 5 ft 3 ft Part A If the truss is constructed when T₁ = 50° F, determine the vertical displacement of joint A when T₂ = 150° F. Each bar has a cross-sectional area of 2 in². (Figure 1) Express your answer with the appropriate units. SA = Submit xa μÀ Xb Value b in X.10n My Answers Give Up Incorrect; Try Again; 3 attempts remaining ? Provide Feedback Continue
DETERMINE FORCE (N) OF MEMBER EG in the truss shown. F1 = 237 N F2 = 682 N F3 = 456 N α = 40 degree x = 8 m. Note: for compression, include a negative sign ( - ) and for tension, type your answer as is. Input your answer in two (2) decimal places only.
Consider the truss shown in (Figure 1). Suppose that F1 = 40 kN and F2 = 30 kN . Part A Determine the force in member DC 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. FDC= SubmitRequest Answer Part B 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. FHC = SubmitRequest Answer Part C 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 units. Enter negative…
The maximum allowable tensile force in the members of the truss is (Ft)max = 1700 lb, and the maximum allowable compressive force is (Fe)max = 1000 lb. (Figure 1) Figure 1 of 1 Part A Determine the maximum magnitude P of the two loads that can be applied to the truss. Take a = 8 ft. Express your answer in pounds to three significant figures. P = Submit Provide Feedback Π| ΑΣΦ ↓↑ vec Request Answer C ? lb
Please explain how they got these values along with the steps used to find them.
in (Eigure 1), the forces in members A and Care FA = 6.5 kN and Fc = 3 kN. The force system is concurrent at point O. Determine the forces acting on members B and D that are required for equilibrium. Fo Part A 45 Submit FB = Value Part B Determine FB. Express your answer to three significant figures and include the appropriate units. μA Request Answer BASED 60" Units B FB Determine FD. Express your answer to three significant figures and include the appropriate units.
Consider the truss shown in (Figure 1). Suppose that F = 12 kN. gure B C D 12 m, 6 @ 2 m E F 3 m Part A Determine the force in member CD and state if this 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. FCD = Submit Part B FCJ = Submit __ Part C μA Value Request Answer Determine the force in member CJ and state if this 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 Value Units Request Answer ? Units ? Determine the force in member KJ and state if this 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.
Bar ABC is rigid and rotates freely about B. The loads consist of a point load and a uniform temperature change in both bars CD and EF. Determine the temperature change (AT) at which points A and E first come into contact. Report your answer rounded to the nearest degree. 100 in initial gap = 0.11 in F T E A = 2.0 in² AEF EEF = 12,000 ksi aEF LEF 100 in = 13.5 x 10-6 1/°F = 50 in B 14 k 100 in D с ACD= 1.5 in² ECD CD= 6.5 x 10-6 1/°F = 29,000 ksi = 150 in LCD Y Z