WorksheetsB19MEO701 -3D PRINTING AND TOOLING
Total questions: 50
Worksheet time: 26mins
From the following, the alternative name for RP is ________
Additive Manufacturing
Layer Manufacturing
Direct CAD Manufacturing
All of the above
Which of the following is not a common name for RP?
Additive Manufacturing
Layer Manufacturing
Direct CAD Manufacturing
Subtractive Manufacturing
Which technology is commonly associated with RP?
3D Printing
2D Printing
Virtual Reality
Augmented Reality
Which of the following is not a liquid-based RP system?
Stereolithography Apparatus (SLA)
Laminated Object Manufacturing (LOM)
Solid Ground Curing (SGC)
Solid Object Ultraviolet-Laser Printer (SOUP)
Which of the following is a common name for RP?
Additive Manufacturing
Layer Manufacturing
Direct CAD Manufacturing
All of the above
What is the primary technology associated with RP?
3D Printing
2D Printing
Virtual Reality
Augmented Reality
Which of the following is a solid-based RP system?
Stereolithography Apparatus (SLA)
Laminated Object Manufacturing (LOM)
Solid Ground Curing (SGC)
Solid Object Ultraviolet-Laser Printer (SOUP)
Which of the following is not a subtractive process?
Milling
Stereo-lithography
Sawing
EDM
Choose the correct sequence to generate a prototype.
3D CAD data - CAD solid model - STL file - RP prototype
CAD solid model - 3D CAD data - RP prototype - STL file
STL file - 3D CAD data - CAD solid model - RP prototype
3D CAD data - STL file - CAD solid model - RP prototype
Full form of STL is _____.
Straight-lithography
Streto-lithography
Stereo-lithography
Straight-lipsography
What is the full name of SLS?
Selective Laser Simulator
Sintering Laser Simulator
Selective Laser Sintering
Stereolithography Laser Sintering
Process of converting an STL file model into layers is called ________ in RP.
Chopping
Slicing
Cutting
Trimming
Which of the following aspects is mainly concerned with molding the final shape around the basic skeleton?
Aesthetic aspect
Functional aspect
Operational aspect
None of these
The STL files translate the part geometry from a CAD system to ________.
CNC machine
CMM machine
RP machine
CAPP machine
In the ___________ process, one starts with a single block of solid material larger than the final size of the desired object, and material is removed until the desired shape is reached.
Subtractive process
Additive process
Formative process
All of the above
Which of the following addresses the need to design a product for safety?
Soft-Hard Review
Effect Analysis
Experimental Design
None of these
Full form of FDM is _______.
Fixed Development Modelling
Fusion Development Modelling
Fused Deposition Modelling
Focused Deposition Modelling
The process of obtaining a geometric CAD model from 3D points acquired by scanning or digitizing existing parts or products is best known as:
Forward Engineering
Backward Engineering
Reverse Engineering
Product Engineering
In the entire reverse engineering process for product design, which one is the first step?
CAD model updating
CAD modeling
Data pre-processing
Data capturing
Which of the following RP systems is not developed by 3D Systems?
Selective Laser Sintering (SLS)
Multi-Jet Modeling System (MJM)
Paper Lamination Technology (PLT)
Stereolithography Apparatus (SLA)
Which of the following is used as the base material in the Stereolithography (SLA) process?
Thermoplastics, Metal powders
Thermoplastics, Eutectic metals.
Photopolymer
Titanium alloys
Which of the following advantages is not possessed by the rapid prototyping process over the traditional prototyping process?
It consumes less time
Gives better quality
Reduces product launch time
It's cheaper
STL file format is represented by the interaction of ______.
lines and hexagons
lines and rectangles
lines and triangles
lines and circles
Which among the following processes is the most important part of product development?
Packaging
Purchasing
Engineering Design Process
Marketing
Which material can be efficiently used as a support material?
ABS
PLA
Nylon
INF
Which file format cannot be converted into STL file format?
.prt
.dwg
.stp
.sld
STL files contain ______.
mass properties of the model
geometrical data
drawing data
all of the above
To meet the customer’s demand in today’s market, we need:
Rapid Manufacturing
Conventional Manufacturing
Unconditional Manufacturing
None of these
Which of the following is least important in design during rapid prototyping?
Machine size
Tolerance
Material
CAD software
Which of the following is not an example of additive manufacturing?
Fused-deposition modeling
Electron beam machining
SLS
Injection molding
Post-processing in Fused Deposition Modeling in comparison to Stereolithography
Apparatus is:
Lower
Higher
Equivalent
Can’t say
The cost required to build one component, including all associated costs, is known as:
Product Cost
Part Cost
Production Cost
Fixed Cost
Which of the following is not a solid-based RP system?
Laminated Object Manufacturing (LOM)
Paper Lamination Technology (PLT)
Electron Beam Melting (EBM)
Fused Deposition Modeling (FDM)
Full form of LENS is
Lamination Electron Net Sintering
Laminated Engineered Net Shaping
Laser Engineered Net Shaping
Laser Engineered Net Sintering
Which of the following is not a Powder-Based RP system?
Selective Laser Sintering (SLS)
Solid Object Ultraviolet-Laser Printer (SOUP)
Electron Beam Melting (EBM)
Direct Metal Deposition (DMD)
Which one of the following rapid prototyping processes uses a photosensitive liquid polymer as the starting material?
Droplet Deposition Manufacturing
Used-Deposition Modeling
Laminated-Object Manufacturing
Stereolithography
Which of the following RP technologies use molten material as the starting material?
Three-Dimensional Printing
Fused-Deposition Modeling
Stereolithography
Selective Laser Sintering
Among the following, which one is the last step in data processing for rapid prototyping?
Model slicing
Part orientation
Tool path generation
Support generation
Rapid prototyping and additive manufacturing are two terms that refer to fabrication technologies that add layers of material to an existing part or substrate.
True
False
Which of the following processes is suitable for making injection molding tools?
SL
SLS
SGC
FDM
In Fused Deposition Modelling, the raw material is used in the form of _____.
wax
wire
powder
all of the above
3D printing is very similar to SLS, except that a binder liquid is sprayed in selected regions instead of a laser.
True
False
In an extrusion-based 3D printing RP system, the raw material form used is ________.
wax
powder
rubber
wire
Cut and then paste the approach of LOM suitable for Laminated Tooling.
True
False
Which of the following can cause accuracy problems in SLA processes?
CAD/CAM induced error
Laser beam width induced error
Material shrinkage error
All of the mentioned
In STL files, a large number of facets can cause
errors reduction
giant data file
longer part build time
all of the mentioned
Machining is never used for rapid prototyping because it takes too long.
True
False
Rapid prototyping technologies are never used to make production parts.
True
False
Which of the following is a step in the Rapid Prototyping process?
Create a CAD model of the design
Convert the CAD model to STL format
Slice the STL file into thin cross-sectional layers
All of the above
The principle of rapid prototyping is based on an object or model being sliced by parallel planes.
True
False
