Description : For 1-D bar elements if the structure is having 3 nodes then the stiffness matrix formed ishaving an order of a.2*2 b.3*3 c.4*4 d.6*6
Last Answer : b.3*3
Description : The art of subdividing the structure into a convenient number of smaller elements is knownas a.discretization b.assemblage c.continuum d.traction
Last Answer : a.discretization
Description : What type of inner structure can be used to reduce the printing time of the model in RP? a.Higher resolution b.Smaller polygons c.Lower resolution d.None of the above
Last Answer : c.Lower resolution
Description : What type of inner structure makes the smoothest model in RP? a.Higher resolution b.Larger polygons c.Lower resolution d.None of the above
Last Answer : a.Higher resolution
Description : ____ is defined as the set of technologies that can construct physical solid models from CAD data a.Rapid Production b.Rapid prototyping c.Lean Manufacturing d.Artificial intelligence
Last Answer : b.Rapid prototyping
Description : Shearing is also termed as a.Selecting b.Sorting c.Scaling d.Skewing
Last Answer : d.Skewing
Description : In the context of rapid prototyping and additive manufacturing, tessellation refers to theprocess of slicing the CAD model of the part into layers. a.Droplet Deposition Manufacturing b.Used-Deposition Modeling c.Laminated-Object Manufacturing d.Stereolithography
Last Answer : d.Stereolithography
Description : To solve the FEM problem, it subdivides a large problem into smaller, simpler parts that arecalled a.static elements b.dynamic elements c.infinite elements d.finite elements
Last Answer : d.finite elements
Description : If the size of the elements is small, the final solution is expected to be accurate. a.more b.less c.depends on other factors d.can't say
Last Answer : a.more
Description : A computer model of a part design on a CAD system is called which of the following? a.Computer Prototype b.Geometric Prototype c.Solid Prototype d.Virtual Prototype
Last Answer : d.Virtual Prototype
Description : Which one is NOT related to rapid prototyping definition? a.Layer by layer b.Physical model c.From 3D CAD data d.Production line
Last Answer : d.Production line
Description : Among the following, which one is the earliest step in Data Processing for RapidPrototyping? a.Model slicing b.Part orientation c.Tool path generation d.Support generation
Last Answer : b.Part orientation
Description : Among the following, which one is the last step in Data Processing for Rapid Prototyping? a.Model slicing b.Part orientation c.Tool path generation d.Support generation
Last Answer : c.Tool path generation
Description : A tessellated model is said to be valid if there are ________ a.no missing facets b.no degenerate facets c.no overlapping facets d.all of the above
Last Answer : d.all of the above
Description : STL files contains ______ a.mass properties of the model b.geometrical data c.drawing data d.all of the above
Last Answer : b.geometrical data
Description : Process of converting STL file model in to layers is called________in RP a.chopping b.slicing c.cutting d.trimming
Last Answer : b.slicing
Description : For rapid prototyping 3D CAD model should be converted into______file a.SGC b.SLA c.STL d.SLS
Last Answer : c.STL
Description : Which of the following can not be the input of CAD solid model? a.Physical mockup b.2D surface data c.Tooling d.3D CAD data
Last Answer : c.Tooling
Description : Choose the correct sequence to generate prototype a.3D CAD data - CAD solid model - STL file - RP prototype b.CAD solid model - 3D CAD data - RP prototype - STL file c.STL file - 3D CAD data - CAD solid model - RP prototype d.3D CAD data - STL file - CAD solid model - RP prototype
Last Answer : a.3D CAD data - CAD solid model - STL file - RP prototype
Description : is an extension of the wireframe model with additional face information added. a.CSG b.B-rep c.Loft d.none of the above
Last Answer : b.B-rep
Description : Structuring and combining the primitives of the solid model in the graphics database,is achieved by the use of….. a.FEA b.transformations c.boolean operations d.none of the above
Last Answer : c.boolean operations
Description : Which kind of model can store information about geometry a.Solid model b.Surface model c.Wireframe model d.none of the above
Last Answer : a.Solid model
Description : The object space or the space in which the application model is defined is called a.World co-ordinate system b.Screen co-ordinate system c.World window d.Interface window
Last Answer : a.World co-ordinate system
Description : When every entity of a geometric model remains parallel to its initial position, thetransformation is called as a.User Coordinate System b.World Coordinate System c.Screen Coordinate System d.None of the above
Last Answer : b.World Coordinate System
Description : Which coordinate system is a device-dependent coordinate system? a.World Coordinate System b.Model Coordinate System c.User Coordinate System d.Screen Coordinate System
Last Answer : d.Screen Coordinate System
Description : In Opitz system, 2nd digit indicates a.Type and Shape b.External shape and external shape elements c.External plane surface finishing d.Auxiliary hole and gear teeth
Last Answer : b.External shape and external shape elements
Description : In FEA, the sub domains are called as . a.particles b.molecules c.elements d.none
Last Answer : c.elements
Description : For truss analysis, which type of elements is used? a.Triangle b.Parallelogram c.Rectangle d.Bar
Last Answer : d.Bar
Description : Reflection about the line y=0, the axis, is accomplished with the transformationmatrix with how many elements as ‘0’? a.8 b.9 c.4 d.6
Last Answer : d.6
Description : If a ‘3 x 3’ matrix shears in Y direction, how many elements of it are ‘0’? a.2 b.3 c.6 d.5
Last Answer : d.5
Description : If a ‘3 x 3’ matrix shears in X direction, how many elements of it are ‘1’? a.2 b.3 c.6 d.5
Last Answer : b.3
Description : Chain type coding structure is also known as________ a.Poly code b.Mono code c.Hybrid code d.Miscellaneous code
Last Answer : a.Poly code
Description : From the following in which type of GT code tree-type structure is used? a.Poly code b.Hybrid code c.Mono code d.None of the above
Last Answer : c.Mono code
Description : From the following in which type of GT code chain-type structure is used? a.Poly code b.Hybrid code c.Mono code d.None of the above
Description : _____ is area of engineering and science which understand the different principles, structure andprogramming of robot a.Mechatronics b.Robotics c.Aeronautics d.None of the above
Last Answer : b.Robotics
Description : The points in the entire structure are defined using the coordinates system is known as a.local coordinates system b.natural coordinates system c.global coordinate system d.none of the above
Last Answer : c.global coordinate system
Description : Panning is a technique in which users can change the size of the area to beviewed in order to see more detail or less detail. a.TRUE b.FALSE c. d.
Last Answer : b.FALSE
Description : In a simple and visual method of Cell design, the priorities in classifying may be in the order a.Rotational or non rotational †Material †Size †Shape b.Material †Rotational or non ... non rotational †Material †Shape d.Shape †Rotational or non rotational †Material †Size
Last Answer : a.Rotational or non rotational – Material – Size – Shape
Description : The B-spline curve has a a.first-order continuity b.second-order continuity c.zero-order continuity d.none of the above
Last Answer : b.second-order continuity
Description : In synthetic curves, first-order continuity yields a.a position continuous curve b.a slope continuous curve c.a curvature continuous curve d.none of the above
Last Answer : b.a slope continuous curve
Description : In synthetic curves, zero-order continuity yields a.a position continuous curve b.a slope continuous curve c.a curvature continuous curve d.none of the above
Last Answer : a.a position continuous curve
Description : In synthetic curves, second-order continuity yields a.a position continuous curve b.a slope continuous curve c.a curvature continuous curve d.none of the above
Last Answer : c.a curvature continuous curve
Description : Reversing the order in which a sequence of transformations is performed may affect thetransformed position of an object. a.TRUE b.FALSE c. d.
Last Answer : a.TRUE
Description : In FEA of a fluid mechanics problem, we need to find . a.stress distribution b.heat flux distribution c.pressure distribution d.all of the above
Last Answer : c.pressure distribution
Description : We can combine the multiplicative and translational terms for 2D into a singlematrix representation by expanding a.2 x 2 matrix into 4x4 matrix b.2 x 2 matrix into 3 x 3 c.3 x 3 matrix into 2 x 2 d.Only c
Last Answer : b.2 x 2 matrix into 3 x 3
Description : In which system we get feedback? a.Open-loop system b.Machine control system c.Closed-loop system d.None of the above
Last Answer : c.Closed-loop system
Description : In which machine we get feedback? a.Lathe machine b.NC machine c.CNC machine d.Milling machine
Last Answer : c.CNC machine
Description : QFor generating Coons patch we require a.A set of grid points on surface b.A set of control points c.Four bounding curves defining surface d.Two bounding curves and a set of grid control points
Last Answer : c.Four bounding curves defining surface
Description : We control the location of a scaled object by choosing the position is knownas……………………………. a.Pivot point b.Fixed point c.Differential scaling d.Uniform scaling
Last Answer : b.Fixed point
Description : To generate a rotation , we must specify a.Rotation angle θ b.Distances dx and dy c.Rotation distance d.All of the mentioned
Last Answer : a.Rotation angle θ