Description : Which of the following is not Solid-based RP system? a.Laminated Object Manufacturing (LOM) b.Paper Lamination Technology (PLT) c.Electron Beam Melting (EBM) d.Fused Deposition Modeling (FDM)
Last Answer : c.Electron Beam Melting (EBM)
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 one of the following RP technologies uses solid sheet stock as the starting material? a.Droplet deposition manufacturing b.Fused-deposition modeling c.Laminated-Object Manufacturing d.Selective Laser Sintering
Last Answer : c.Laminated-Object Manufacturing
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 : Which of the following is not Liquid-based RP system? a.Stereolithography Apparatus (SLA) b.Laminated Object Manufacturing (LOM) c.Solid Ground Curing (SGC) d.Solid Object Ultraviolet-Laser Printer (SOUP
Last Answer : b.Laminated Object Manufacturing (LOM)
Description : Which of the following RP technologies uses molten material as the starting material? a.Three-Dimensional Printing b.Fused-Deposition Modeling c.Stereolithography d.Selective Laser Sintering
Last Answer : c.Stereolithography
Description : Which of the following RP technologies uses powders as the starting material? a.Droplet Deposition Manufacturing b.Fused-Deposition Modeling c.Selective Laser Sintering d.Stereolithography
Last Answer : c.Selective Laser Sintering
Description : Which of the following is used as base material in Selective laser sintering (SLS)? a.Photopolymer b.Thermoplastics, Metal powders c.Titanium alloys d.Various materials
Last Answer : b.Thermoplastics, Metal powders
Description : Explicit support structures are not required in Selective Laser Sintering (SLS). a.TRUE b.FALSE c. d.
Last Answer : a.TRUE
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 of the following is not an example of additive manufacturing? a.Fused-deposition-modeling b.Electron beam machining c.SLS d.Injection molding
Last Answer : d.Injection molding
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 : Of all of the current material addition rapid prototyping technologies, which one is the mostwidely used? a.Ballistic particle manufacturing b.Selective laser sintering c.Solid ground curing d.Stereolithography
Last Answer : d.Stereolithography
Description : Which of the following process is suitable for making injection molding tools? a.SL b.SLS c.EBM d.FDM
Last Answer : b.SLS
Description : In Selective Laser Sintering, laser light is also being used. a.TRUE b.FALSE c. d.
Description : Which of the following process is not formative process? a.Bending b.Plastic injection molding c.Selective Laser Sintering d.Forging
Description : Which of the process, the input material is in powder form? a.LOM b.SLS c.FDM d.MJM
Description : Which one of the processes is NOT using a laser? a.FDM b.SLA c.SLS d.LOM
Last Answer : a.FDM
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 : 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 : From following, the alternative name for RP is ________ a.Additive Manufacturing b.Layer Manufacturing c.Direct CAD Manufacturing d.All of the above
Last Answer : d.All of the above
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
Description : Which of the process is using the extrusion concept? a.SLA b.SLS c.FDM d.MJM
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 : For rapid prototyping 3D CAD model should be converted into______file a.SGC b.SLA c.STL d.SLS
Last Answer : c.STL
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 : 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
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 : Which of the following is not a data interfacing format? a.STL b.SLC c.LEAF d.RP
Last Answer : d.RP
Description : Which material gives finest surface finish in RP? a.ABS b.PLA c.Nylon d.INF
Last Answer : b.PLA
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 : 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 : Which one of the process is subtractive prototyping? a.5 axis CNC Milling b.Fused Deposition Modeling c.Multi-Jet Modeling d.Stereolithography Apparatus
Last Answer : a.5 axis CNC Milling
Description : Full form of FDM is_______ a.Fixed Development Modelling b.Fusion Development Modelling c.Fused Deposition Modelling d.Focused Deposition Modelling
Last Answer : c.Fused Deposition Modelling
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 : Which materials possess highest melting temperature? a.ABS b.PLA c.Nylon d.INF
Last Answer : c.Nylon
Description : Which one of the following is not a rapid indirect tooling method? a.Vacuum Casting b.Investment Casting c.Laser-Engineered Net Shaping d.Injection molding
Last Answer : c.Laser-Engineered Net Shaping
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 term that is used for geometric modelling like solid modelling, wire frame modellingand drafting is known as a.software package b.operating system c.application software d.none of the mentioned
Last Answer : a.software package
Description : The machine tool, in which calculation and setting of the operating conditions like depth ofcut, feed, speed are done during the machining by the control system itself, is called a.Computer Numerical Control System b.Direct Numerical Control System c.Machining Center System d.Adaptive Control System
Last Answer : d.Adaptive Control System
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 : ____ 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 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 : 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 : 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 : 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 : 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 : From the following, which method is also called as the Building Block Approach? a.Cellular Decomposition b.Spatial Occupancy Enumeration c.Generalized Sweeps d.Constructive Solid Geometry
Last Answer : d.Constructive Solid Geometry
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