Problem 1.
Strength analysis of the statically undetermined bar system at tension (compression) Design the plane bar system for supporting of a rigid beam.
Accept that the all bars have the same cross-sectional area and made of the same material:
1) Calculate the axial forces in the cross-section of bars
2) Define the cross-section area of bars due the strength condition
3) Calculate the extension of bars Scheme of system and input data are given below
4. 2.5 1.5 20
4 a=0.351 b=0.41 1
Homework Answers
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Problem 1. Strength analysis of the statically undetermined bar system at tension (compression) Design the plane bar system for supporting of a rigid beam. Accept that the all bars have the same cross...
Technical Mechanics Course work: Problem 1. Input data: Rigid body (a x b) is connected with immovable base by plane bar system (plane truss) and loaded by plane forces. The sizes and load components are given below (table 1 and schemes).
Technical MechanicsCourse work: Problem 1.Input data: Rigid body (a x b) is connected with immovable base by plane bar system (plane truss) and loaded by plane forces. The sizes and load components are given below (table 1 and schemes).Define: Internal force of bars and reaction of supportsVar.Nr13.a, m2.2b, m1.7M1, kNm3.5F1, kNF2, kNq, kN/m2.44.51.5
Technical Mechanics Course work: Problem 1. Input data: Rigid body (a x b) is connected with...
Technical Mechanics Course work: Problem 1. Input data: Rigid body (a x b) is connected with immovable base by plane bar system (plane truss) and loaded by plane forces. The sizes and load components are given below (table 1 and schemes). Define: Internal force of bars and reaction of supports. Var. Nr a, m 14. 3.0 b, m 2.5 Mi, kNm 3.0 Fı, kN 2.5 14 F2 Мі b F a a 9 b
A 3 m rigid bar AB is supported with a vertical translational spring at A and a pin at B The bar is subjected to a linearly varying distributed load with maximum intensity g Calculate the ver...
A 3 m rigid bar AB is supported with a vertical translational spring at A and a pin at B The bar is subjected to a linearly varying distributed load with maximum intensity g Calculate the vertical deformation of the spring if the spring constant is 700 kN/m. (ans: 21.43 mm) 2. A steel cable with a nominal diameter of 25 mm is used in a construction yard to lift a bridge section weighing 38 kN. The cable has an...
Initial data: Rigid body (a x b) is connected with immovable base by plane bar system (plane truss) and loaded by plane forces. The sizes and load components are given below (table 1 and schemes)....
Initial data: Rigid body (a x b) is connected with
immovable base by plane bar system
(plane truss) and loaded by plane forces. The sizes and load
components are given below
(table 1 and schemes).
Define: Internal force of bars and reaction of supports.
8.0 3.0 2-5 2.S 2-D
8.0 3.0 2-5 2.S 2-D
Qu estion 1: (25 points) The beam shown below has a span of 13 ft and is reinforced with bars tha...
Qu estion 1: (25 points) The beam shown below has a span of 13 ft and is reinforced with bars that ext end 8 inch beyond the face of the support. The centerline of the longitudinal bars nearest the side ace (i.e., the "outside bars") is 3.5 inch from, the side face as shown below. The concrete has a compressive strength of 3.0 ksi, and the reinforcement is Grade 60. The beam is loaded with a distributed live load (w)...
Course work problem 3: Designing of the steel beam To design low carbon rolled steel double T-cross-section beam. For this purpose must be fulfilled: 1. Calculate the shear forces and bending moments...
Course work problem 3: Designing of the steel beam
To design low carbon rolled steel double T-cross-section beam.
For this purpose must be fulfilled:
1. Calculate the shear forces and bending moments Qy and Mx
diagrams.
2. Selecting rolled steel in the form of a double T-
cross-section standard number from strength condition
3. Calculate the shear stresses in the critical points of
cross-section
4. Check the condition of strength points with combined stress
state
5. Determine the deflection and...
i have also attached the solutions. could you please explain step by step what they are...
i have also attached the solutions.
could you please explain step by step what they are doing.
especially the bit in part (a) where they do x/d
Question 2 Picture it. It's 5 o'clock on Friday and at the end of a long week all Dave wants to do is go home. But his boss has other ideas; he tells Dave that he can go once he has designed the tension reinforcement for the beam in Figure 2. a) Design...
summatize the following info and break them into differeng key points. write them in yojr own...
summatize the following info and break them into differeng key points. write them in yojr own words
apartus
6.1 Introduction—The design of a successful hot box appa- ratus is influenced by many factors. Before beginning the design of an apparatus meeting this standard, the designer shall review the discussion on the limitations and accuracy, Section 13, discussions of the energy flows in a hot box, Annex A2, the metering box wall loss flow, Annex A3, and flanking loss, Annex...
1. According to the paper, what does lactate dehydrogenase (LDH) do and what does it allow...
1. According to the paper, what does lactate dehydrogenase
(LDH) do and what does it allow to happen within the myofiber? (5
points)
2. According to the paper, what is the major disadvantage of
relying on glycolysis during high-intensity exercise? (5
points)
3. Using Figure 1 in the paper, briefly describe the different
sources of ATP production at 50% versus 90% AND explain whether you
believe this depiction of ATP production applies to a Type IIX
myofiber in a human....
Technical Mechanics Course work: Problem 1. Input data: Rigid body (a x b) is connected with immovable base by plane bar system (plane truss) and loaded by plane forces. The sizes and load components are given below (table 1 and schemes). Define: Internal force of bars and reaction of supports. Var. Nr a, m 14. 3.0 b, m 2.5 Mi, kNm 3.0 Fı, kN 2.5 14 F2 Мі b F a a 9 b
A 3 m rigid bar AB is supported with a vertical translational spring at A and a pin at B The bar is subjected to a linearly varying distributed load with maximum intensity g Calculate the vertical deformation of the spring if the spring constant is 700 kN/m. (ans: 21.43 mm) 2. A steel cable with a nominal diameter of 25 mm is used in a construction yard to lift a bridge section weighing 38 kN. The cable has an...
Initial data: Rigid body (a x b) is connected with
immovable base by plane bar system
(plane truss) and loaded by plane forces. The sizes and load
components are given below
(table 1 and schemes).
Define: Internal force of bars and reaction of supports.
8.0 3.0 2-5 2.S 2-D
8.0 3.0 2-5 2.S 2-D
Qu estion 1: (25 points) The beam shown below has a span of 13 ft and is reinforced with bars that ext end 8 inch beyond the face of the support. The centerline of the longitudinal bars nearest the side ace (i.e., the "outside bars") is 3.5 inch from, the side face as shown below. The concrete has a compressive strength of 3.0 ksi, and the reinforcement is Grade 60. The beam is loaded with a distributed live load (w)...
Course work problem 3: Designing of the steel beam
To design low carbon rolled steel double T-cross-section beam.
For this purpose must be fulfilled:
1. Calculate the shear forces and bending moments Qy and Mx
diagrams.
2. Selecting rolled steel in the form of a double T-
cross-section standard number from strength condition
3. Calculate the shear stresses in the critical points of
cross-section
4. Check the condition of strength points with combined stress
state
5. Determine the deflection and...
i have also attached the solutions.
could you please explain step by step what they are doing.
especially the bit in part (a) where they do x/d
Question 2 Picture it. It's 5 o'clock on Friday and at the end of a long week all Dave wants to do is go home. But his boss has other ideas; he tells Dave that he can go once he has designed the tension reinforcement for the beam in Figure 2. a) Design...
summatize the following info and break them into differeng key points. write them in yojr own words
apartus
6.1 Introduction—The design of a successful hot box appa- ratus is influenced by many factors. Before beginning the design of an apparatus meeting this standard, the designer shall review the discussion on the limitations and accuracy, Section 13, discussions of the energy flows in a hot box, Annex A2, the metering box wall loss flow, Annex A3, and flanking loss, Annex...
1. According to the paper, what does lactate dehydrogenase
(LDH) do and what does it allow to happen within the myofiber? (5
points)
2. According to the paper, what is the major disadvantage of
relying on glycolysis during high-intensity exercise? (5
points)
3. Using Figure 1 in the paper, briefly describe the different
sources of ATP production at 50% versus 90% AND explain whether you
believe this depiction of ATP production applies to a Type IIX
myofiber in a human....
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