Why do the actual bending and shear stress in the beam do not exceed allowable limits?

Q: Give examples of curved beams?

A: Curved beam: A beam which is already bent without effect of any application of external force and…

Q: Cantilever prismatic beam is loaded by concentrated loads.

A:

Q: A bookshelf is made by placing a wooden plank on two brick supports. Where should the bricks be…

A: In the given problem, the weight of the books is not specify so consider the distributed weight of…

Q: Why is the stability for beams important?

A: Beams are the lateral members of structures/machines. They resist loads applied laterally.

Q: An example for statically determinate beam is beam.

A:

Q: Does a negative moment tend to bend the beam concave downwards? why?moment tends he beam concave…

A: Bending moment at any cross section of the beam is equal to the algebraic sum of couples and moments…

Q: What can be done if the elastic curve for a beam seems difficult to establish?

A: When the elastic curve for a beam seems difficult to establish then the conjugate beam method is…

Q: Question 1) A statically determinate beam is under in-plane loading, and its the shearing force…

A: GIVEN :- A shear force diagram is given for which loading diagram has to be drawn. Straight line in…

Q: How is the flexure formula derived on the basis of assuming the beam to be prismatic?

A: Draw the cross-section of the prismatic beam with a point load in the end.

Q: Direct formula for single beam element??

A:

Q: Cite the difference of an I-BEAM and a CANTILEVER

A:

Q: Why is it necessary to be sure the actual bending and shear stress in thebeam does not exceed…

A: The actual bending and shear stress:  The actual bending stress and shear stress of a beam should…

Q: Why are the beams that are short and carry large loads, especially those made of wood, are first…

A: This problem basically belongs to structural design. Structural design is basically a branch of…

Q: Is a simple cantilever beam externally determinate structure?

A: Externally determinate are those structures whose no. Of unknowns are equal to no. Of equations.

Q: Briefly discuss the importance of establishing the sign convention in representing the internal…

A: The shear and bending moment diagrams are mainly used to determine the critical sections of the beam…

Q: Which is the expression for the neutral axis of a beam subjected to pure bending about z axis?

A:

Q: What are the uses of beams?

A: Any structural element which takes on transverse loading and not longitudinal is called a Beam. Any…

Q: What do the external loadings on a beam create?

A: To define: what does the external loading create on a beam Beam: beam is defined as any structural…

Q: I in 6 in. 1 in. Determine the maximum shear stress in the beam. Express your answer to three…

A:

Q: Describe what are beams? Give an example?

A: Given Beams To find Definition of beam, with example

Q: How is the internal strain energy within a beam caused?

A: Strain energy: When a system undergoes a stress and rearranges itself due to deformation, the energy…

Q: In a cantilever beam, the bending moment is zero at the   Select one: Support Central axis…

A: In a cantilever beam, the bending moment is zero at the Answer: Free End

Q: Why does the nail spacing depend on the magnitude of shear in the beam?

A: Sometimes a few wooden boards are joined together with the help of nails to form as a beam in a…

Q: Why is it difficult to solve the equation for the deflection of the beam?

A:

Q: Can the beam's shear and moment diagrams be helpful in determining the maximum shear and moment in…

A: The formula of the shear force of a beam is, F=dM(x)dx. Where 'M(x)' is the bending moment of the…

Q: How can we assure that the beam will resist shear, especially at the points where concentrated loads…

A: cocentrated load is a point load

Q: A bookshelf is made by placing a wooden plank on two brick supports. Where should the bricks be…

A: Data given - Bookshelf made by placing a wooden plank on two brick support

Q: Does a positive internal moment tend to bend the beam concave upwards?why?

A: Let's assume a simply supported beam of length L. Then calculate the reactions on both the…

Q: How can we determine the bending stress at the corner of the shaft?

A: From flexure formula  we have σstress  =M×yI ;   .................................1where σstress…

Q: Describe a method for determining the shape of a beam that is fully stressed along its length?

A: let consider a beam that is fully stressed along its length ; we already has given that  σ=M×YI ; so…

Q: -What is the absolute maximum shear force in the beam -What is the absolute maximum bending moment…

A: draw SFD and BMD.for solution refer below images.

Q: How can the elastic curve for a beam be established?

A: Elastic curve   The curve along which the axis of a beam is bent under the action of a load (the…

Q: Why does the moment in a beam generally vary along its length?

A: The moment in a beam generally varies along its length due to the presence of shear force in the…

Q: Why should the beams be designed on the basis of strength?

A: Beam is a structural member that supports the loadings perpendicular to their longitudinal axis.

Q: What happens when the internal shear or moment in the beam is maximum?

A:

Q: s a simple cantilever beam internally and externally determinate structure? Why?

A: To determine whether a simple cantilever beam internally and externally determinate structure.

Q: A beam is said to be in pure bending when (A) BM is const. and SF is zero (B) BM is zero and SF is…

A: Option a is correct

Q: Will the flexural rigidity (EI) be constant along the length of the beam?

A: The flexural rigidity of the beam is the product of modulus of elasticity and the moment of inertia…

Q: Draw the shear and moment diagrams for the loaded beam. After you have the diagrams, answer the…

A:

Q: Why do the engineers sometimes choose a beam having a variable cross-sectional area?

A: The most efficient and economical section used as a beam is I section which is having a…

Q: When can we consider a beam to be a true T beam?

A: When span of bean is greater than 4 m then T beam is considered as compared to rectangular beam.…

Q: Explain the concept of unsymmetrical bending. What are the conditions that should be satisfied for a…

A: Given:- The concept of unsymmetrical bending.

Q: As the same total load becomes evenly distributed over larger portions of a simple span, the maximum…

A: Given Data : Total Load  Evenly distributed load Simple span

Q: Discuss various methods for determining the deflection and slope of beams and shafts?

A: The methods to determine the defection and the slopes in the beam depending on the orientation of…

Q: What are the three conditions to be met for the bending of straight members?

A: Given data⇒bending of straight membersProblem definition⇒Problem says what are the three conditions…

Q: Are Most of the beams made of ductile materials?

A: In general, the ductile materials have good tensile, bending strength, while brittle materials have…