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CSWA Simulation Questions with
complete solution
h-method of meshing involves - correct answers increasing mesh density p-method of meshing involves - correct answers increasing mesh element polynomial order is it possible to model breaking of glass on the floor using linear static analysis? - correct answers no which of the following cases, the rope will most likely break? - correct answers both are the same Assuming a linear static study, if the Young's modulus of the material is doubles (everything else remains the same), then the tensile stress will be - correct answers doubles iso lot in the simulation will enable to - correct answers set lower and upper limits to see desired stress range which statement best describes a compatible mesh? - correct answers a mesh where elements on touching bodies have overlaying nodes maximum and minimum value indicators are displayed on stress and displacement plots in SOLIDWORKS simulation for a linear static study - correct answers true
what SOLIDWORKS simulation tool should you use to determine the result values at specific locations (nodes) in a model using SOLIDWORKS simulation? - correct answers probe tool what criteria are best suited to check the failure of ductile materials in SOLIDWORKS simulation? - correct answers maximum von Mises stress and maximum shear stress criterion what is the modulus of elasticity? - correct answers the slope of the stress- strain curve in its linear section what is stress? - correct answers a measure of average amount of force exerted per unit area which of the following assumptions are true for a static analysis in SOLIDWORKS simulation with small displacements? - correct answers 1. inertia effects are negligible and loads are applied slowly
- all the displacements are small relative to the model geometry
- results are proportional to loads what is yield stress? - correct answers the stress level beyond which the material becomes plastic a high-quality shell element has ___ nodes. - correct answers 6 stress is proportional to _________ in linear elastic material. - correct answers strain the elastic modulus (Young's modulus) is the slope defined as _______ divided by _______. - correct answers stress, strain
in general, the finer the mesh the better the accuracy of the results. - correct answers true how does SOLIDWORKS simulation automatically treat a sheet metal part with uniform thickness? - correct answers shell use the mesh and displacement plots to calculate the distance between two ____ using SOLIDWORKS simulation. - correct answers nodes surface models can only be meshed with _____ elements. - correct answers shell the shell mesh is generated on the surface (located at the mid-surface of the shell). - correct answers true in general, use thin shells when the thickness-to-span ratio is less than ___. - correct answers 0. the model (rectangular plate) has a length to thickness ratio of 5. You extracted its mid-surface to use it in SOLIDWORKS simulation. you should use a ______. - correct answers thick shell mesh the model, a rectangular sheet metal part, uses SOLIDWORKS simulation. you should use a: - correct answers thin shell element formulation a remote load applied on a face with a force component and no moment can result in: - correct answers a force an moment on the face
there are __ DOFs restrains for a solid element. - correct answers 3 what best describes the difference(s) between a fixed and immovable boundary condition in SOLIDWORKS simulation? - correct answers there is no differences(s) for solids but it is different for shells and beams can a non-uniform pressure of force be applied on a face using SOLIDWORKS simulation? - correct answers yes. the non-uniform pressure distribution is defined by a reference coordinate system and the associated coefficients of a second order polynomial you are performing an analysis on your model. you select 5 faces, 3 edges and 2 vertices and apply a force of 20lb. what is the total force applied to the model using SOLIDWORKS simulation? - correct answers 200 lb yield strength is typically determined at ____ strain. - correct answers 0.2% there are four key assumptions made in linear static analysis:
- effects of inertia and damping are neglected
- the response of the system is directly proportional to the applied loads
- loads are applied slowly and gradually
- ___________________________________ - correct answers displacements are very small. the highest stress is in the linear range of the stress-strain curve how many degrees of freedom does a physical structure have? - correct answers six - three translations and three rotations brittle materials have little tendency to deform (or strain) before fracture and have a specific yield point. it is not recommended to apply the yield strength
What criteria are best suited to check the failure of ductile materials in SOLIDWORKS Simulation? - correct answers Maximum von Misses Stress and Maximum Shear Stress criterion Set the scale factor for plots ________ to avoid any misinterpretation of the results, after performing a Static analysis with gap/contact elements. - correct answers Equal to 1 It is possible to mesh ________ with a combination of Solids, Shells and Beam elements in SOLIDWORKS Simulation - correct answers Parts and Assemblies SOLIDWORKS Simulation supports multi-body parts. Which of the following is a true statement? - correct answers 1. You can classify a different material for each Solid body
- You can employ different mesh controls to each Solid body
- You can classify Contact conditions between multiple Solid bodies Which statement best describes a Compatible mesh? - correct answers A mesh where elements on touching bodies have overlaying nodes The Ratio value in Mesh Control provides the geometric growth ratio from one layer of elements to the next. - correct answers True The structure displayed (I BEAM) in the following illustration is best analyzed using: - correct answers Beam Element The structure displayed (truss) in the following illustration is best analyzed using: - correct answers Beam Element
The structure displayed (sheet metal part) in the following illustration is best analyzed using: - correct answers Shell Element The structure displayed (thick circular part with many holes) in the following illustration is best analyzed using: - correct answers Solid Element Surface models can only be meshed with ________ elements. - correct answers Shell You can simplify a large assembly in a Static Study by using the ________ or ________ options in your study. - correct answers Make Rigid, Fix A force "F" applied in a static analysis produces a resultant displacement URES. If the force is now 2xF and the mesh is unchanged, then URES will: - correct answers Double if there is no source of nonlinearity in the study (like contacts or large displacement option). Use the ________ and ________ plots to calculate the distance between the two nodes using SOLIDWORKS Simulation. - correct answers Mesh and Displacement Where will be the maximum stress in this illustration? (cantilever beam with transverse and axial load) - correct answers point at bottom of fixed support In an h-adaptive method, use smaller elements in mesh regions with high stress concentration to improve accuracy of results - correct answers True In a p-adaptive method, use elements with higher polynomial order to improve the accuracy of results - correct answers True
