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 : 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 : For rapid prototyping 3D CAD model should be converted into______file a.SGC b.SLA c.STL d.SLS
Last Answer : c.STL
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 : Which of the following is one of the design process steps? a.Build b.Concept c.Pre-processing d.Transfer to machine
Last Answer : b.Concept
Description : Which of the following is the process in the RP cycle? a.Post-processing b.Transfer to machine c.Pre-processing d.All of the above
Last Answer : d.All of the above
Description : Which of the following is least important in design during rapid prototyping? a.Machine size b.Tolerance c.Material d.CAD software
Last Answer : b.Tolerance
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 : Which CAD software cannot be used to create data for the prototyping machine? a.CREO b.CATIA c.NX Unigraphics d.Adobe Illustrator
Last Answer : d.Adobe Illustrator
Description : Input of RP data is ______ a.CAM data b.CAPP data c.CAD data d.All of the above
Last Answer : c.CAD data
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 : 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 : The STL files translate the part geometry from a CAD system to________ a.CNC machine b.VMC machine c.RP machine d.CAPP machine
Last Answer : c.RP machine
Description : A system that automates the drafting process with interactive computer graphics iscalled a.Computer Aided Engineering (CAE) b.Computer Aided Design (CAD) c.Computer Aided Manufacturing (CAM) d.Computer Aided Instruction (CAI)
Last Answer : b.Computer Aided Design (CAD)
Description : Which of the following is the last step of the rapid prototyping process? a.3D Modeling b.Data Conversion c.Building d.Postprocessing
Last Answer : d.Postprocessing
Description : Which of the following is the firststep of the rapid prototyping process? a.3D Modeling b.Data Conversion c.Building d.Postprocessing
Last Answer : a.3D Modeling
Description : is/are the phase/s of finite element method a.Pre-processing b.Solution c.Post Processing d.None
Last Answer : c.Post Processing
Description : From following, the alternative name for RP is ________ a.Additive Manufacturing b.Layer Manufacturing c.Direct CAD Manufacturing d.All of the above
Description : In a CAD package, mirror image of a 2D point P (5, 10) is to be obtained about a line whichpasses through the origin and makes an angle of 45° counterclockwise with the X-axis. The coordinates of the transformed point will be a.(7.5, 5) b.(10, 5) c.(7.5, -5) d.(10, -5)
Last Answer : b.(10, 5)
Description : Which two disciplines are tied by a common database? a.documentation and geometric modeling b.CAD and CAM c.drafting and documentation d.none of the mentioned
Last Answer : b.CAD and CAM
Description : CAD/CAM is the relationship between a.science and engineering b.manufacturing and marketing c.design and manufacturing d.design and marketing
Last Answer : c.design and manufacturing
Description : In a 2-D CAD package, clockwise circular arc of radius, 5, specified from P1 (15,10)to P2 (10,15)will have its center at a.(10, 10) b.(15, 10) c.(15, 15) d.(10, 15)
Last Answer : a.(10, 10)
Description : Computer will perform the data processing functions in a.NC b.CNC c.DNC d.None of the mentioned
Last Answer : b.CNC
Description : If all the processing equipment and machines are arranged according to the sequence ofoperations of a product the layout is known as a.Product layout b.Process layout c.Fixed-position layout d.GT layout
Last Answer : a.Product layout
Description : Which one of the following is not Extrusion-Based RP Systems? a.Fused Deposition Modelling (FDM) b.3D Printing c.Sheet Lamination (Laminated Object Manufacturing (LOM)) d.Electron Beam melting (EBM)
Last Answer : d.Electron Beam melting (EBM)
Description : Which of the following RP system is not developed by 3D systems? a.Selective Laser Sintering (SLS) b.Multi-Jet Modeling System (MJM) c.Paper Lamination Technology (PLT) d.Stereolithography Apparatus (SLA)
Last Answer : c.Paper Lamination Technology (PLT)
Description : Axis-Symmetric element is Element a.1D b.2D c.3D d.4D
Last Answer : b.2D
Description : For 3D modeling of automobile body styling, which of the following is a preferredtechnique a.Constructive Solid Geometry b.Pure Primitive Instancing c.Boundary Representation d.Spatial Occupancy Enumeration
Last Answer : c.Boundary Representation
Description : ________ command gives an array of object in 3D modeling a.Extrude b.Revolve c.Pattern d.All of the above
Last Answer : c.Pattern
Description : For 3D modeling of automobile body styling, which of the following is a preferredtechnique? a.Constructive Solid Geometry b.Pure Primitive Instancing c.Boundary Representation d.Spatial Occupancy Enumeration
Description : In Coordinates, a points in n-dimensional space is represent by(n+1) coordinates. a.Scaling b.Homogeneous c.Inverse transformation d.3D Transformation
Last Answer : b.Homogeneous
Description : Which co-ordinates allow common vector operations such as translation, rotation,scaling and perspective projection to be represented as a matrix by which the vector is multiplied? a.vector co-ordinates b.3D co-ordinates c.affine co-ordinates d.homogenous co-ordinates
Last Answer : d.homogenous co-ordinates
Description : Which material can be efficiently used as a support material? a.ABS b.PLA c.Nylon d.INF
Last Answer : d.INF
Description : From the following which is the function of material handling system used in FMS a.Handling of parts with different variety b.Independent movement of part between stations c.Both A & B d.None of the above
Last Answer : b.Independent movement of part between stations
Description : Which of the following are problems with the current rapid prototyping and additivemanufacturing technologies? a.Limited material variety b.Inability to convert a solid part into layers c.Poor machinability of the starting material d.The inability of the designer to design the part
Last Answer : a.Limited material variety
Description : In the process of Selective Laser Sintering, raw material used is in the form of ______ a.machining wax b.foam core c.powder d.rubber
Last Answer : c.powder
Description : Which material is NOT available for LOM process? a.Paper b.Plastic c.Metal d.Glass
Last Answer : d.Glass
Description : Which of the process, the input material is in powder form? a.LOM b.SLS c.FDM d.MJM
Last Answer : b.SLS
Description : Which of the process, the input material is in liquid form? a.LOM b.SLS c.FDM d.MJM
Last Answer : d.MJM
Description : From the following, in which process, the input material is in solid form? a.SLA b.SLS c.FDM d.MJM
Last Answer : c.FDM
Description : Which of the following is used as base material in Electron Beam Melting (EBM) process? a.Titanium alloys b.Photopolymer c.Various materials d.Paper
Last Answer : a.Titanium alloys
Description : Which of the following is used as base material in Stereolithography (SLA) process? a.Thermoplastics , Metals powders b.Thermoplastics , Eutectic metals. c.Titanium alloys d.Photopolymer
Last Answer : d.Photopolymer
Description : __________ is one where mechanical forces or restricting forms are applied on a material so asto form it into the desired shape a.Subtractive process b.Additive process c.Formative process d.All of above
Last Answer : c.Formative process
Description : In the ___________ process, one starts with a single block of solid material larger than the finalsize of the desired object and material is removed until the desired shape is reached. a.Subtractive process b.Additive process c.Formative process d.All of above
Last Answer : a.Subtractive process
Description : In “Product Life Cycle†in _______ stage market becomes saturated a.Mature stage b.Growth stage c.Decline stage d.Introduction stage
Last Answer : a.Mature stage
Description : In “Product Life Cycle†a stage in which buyers move on to other products and salesdrop is known as_____. a.Growth stage b.Introduction stage c.Mature stage d.Decline stage
Last Answer : d.Decline stage
Description : In “Product Life Cycle†a stage represents a new and previously unknown product forbuyers known as_____. a.Mature stage b.Introduction stage c.Decline stage d.None of the above
Last Answer : b.Introduction stage
Description : In “Product Life Cycle†a stage represents rapid growth of product sale known as_____. a.Saturation stage b.Mature stage c.Growth stage d.Introduction stage
Last Answer : c.Growth stage