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CSWA Simulation Exam 2023
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CSWA Simulation Exam 2023
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CSWA Simulation Exam 2023h-method of meshing involves - Answer increasing mesh density
p-method of meshing involves - Answer increasing mesh element polynomial order
is it possible to model breaking of glass on the floor using linear static analysis? - Answer no
which of the following cases, the rope will most likely break? - Answer 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 - Answer doubles
iso lot in the simulation will enable to - Answer set lower and upper limits to see desired stress range
which statement best describes a compatible mesh? - Answer 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 - Answer true
what SOLIDWORKS simulation tool should you use to determine the result values at
specific locations (nodes) in a model using SOLIDWORKS simulation? - Answer probe tool
what criteria are best suited to check the failure of ductile materials in SOLIDWORKS simulation? - Answer maximum von Mises stress and maximum shear stress criterion
what is the modulus of elasticity? - Answer the slope of the stress-strain curve in its linear section
what is stress? - Answer 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? - Answer 1. inertia effects are negligible and loads are applied slowly
2. all the displacements are small relative to the model geometry
3. results are proportional to loads
what is yield stress? - Answer the stress level beyond which the material becomes plastic
a high-quality shell element has ___ nodes. - Answer 6
stress is proportional to _________ in linear elastic material. - Answer strain
the elastic modulus (Young's modulus) is the slope defined as _______ divided by _______. - Answer stress, strain CSWA Simulation Exam 2023
linear static analysis assumes that the relationship between loads and the induced response is: - Answer linear
in SOLIDWORKS simulation, the factor of safety (FOS) calculations for ductile materials are based on one or more of the following failure criteria. - Answer 1. maximum shear stress (tresca)
2. maximum von Mises stress
the yield point is the point where the material begins to deform at a faster rate than at
the elastic limit. The material behaves ________ in the plastic range. - Answer non-
linearly
what are the degrees of freedom (DOF) restrained for truss joints? - Answer 3 translations
what are the degrees of freedom (DOFs) restrained for shells and beams? - Answer 3 translations & 3 rotations
which statements are true for material properties using SOLIDWORS simulation? - Answer 1. for shell models, the material of the part is used for all shells
2. for solid assemblies, each component can have a different material
a beam element has ___ nodes (one at each end) with ___ degrees of freedom per node plus ___ nodes to define the orientation of the beam cross section. - Answer 3,6,1
a truss element has __ nodes with __ translational degrees of freedom per node. - Answer 2,3
in general, the finer the mesh the better the accuracy of the results. - Answer true
how does SOLIDWORKS simulation automatically treat a sheet metal part with uniform thickness? - Answer shell
use the mesh and displacement plots to calculate the distance between two ____ using SOLIDWORKS simulation. - Answer nodes
surface models can only be meshed with _____ elements. - Answer shell
the shell mesh is generated on the surface (located at the mid-surface of the shell). - Answer true
in general, use thin shells when the thickness-to-span ratio is less than ___. - Answer 0.05
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 ______. - Answer thick shell mesh
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