SME TOOLINGU AM QUESTIONS AND LATEST SOLUTIONS (ACE THE TEST) || WITH HIGH RATINGS
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What AM post-processing technique is used to improve the physical and mechanical properties of metal parts? - Correct Answer Heat treatment
What AM process did manufacturers develop in the 1990s that allowed them to produce metal parts? - Correct Answer Direct metal laser sintering (DMLS)
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SME TOOLINGU AM QUESTIONS AND LATEST
SOLUTIONS (ACE THE TEST) || WITH HIGH RATINGS
What AM post-processing technique is used to improve the physical and mechanical properties of metal
parts? - Correct Answer Heat treatment
What AM process did manufacturers develop in the 1990s that allowed them to produce metal parts? -
Correct Answer Direct metal laser sintering (DMLS)
What term refers to manufacturers using AM as an intermediary step during a traditional manufacturing
operation? - Correct Answer Secondary process
What additive manufacturing method involves depositing and curing drops of liquid or liquid-like
material? - Correct Answer Material jetting
What unique AM feature can help reduce a part's weight while improving its strength and fatigue
resistance? - Correct Answer Lattice structures
Which of the following parts would a smaller, more inexpensive AM machine be best suited to produce?
- Correct Answer Conceptual model
What additive manufacturing method involves sintering granulated material to create a part? - Correct
Answer Powder bed fusion (PBF)
How do STL files represent the complex, smooth surfaces of CAD model? STL files represent CAD models
as: - Correct Answer A series of interconnected triangles.
What AM material is available in filaments, liquids, and powders and used in material extrusion and
selective laser sintering (SLS)? - Correct Answer Polymer
What type of AM layer construction method involves creating lines of material with a single-point
source? - Correct Answer 1D channel
, What computer file represents an AM part as layers and automatically generates the toolpaths for an AM
procedure? - Correct Answer G-code
What step in the basic AM procedure must engineers or operators complete before creating an STL file
and G-code file? Engineers or operators must first: - Correct Answer Create a 3D CAD model of the part.
What is an advantage of additive manufacturing? Additive manufacturing: - Correct Answer Allows for
more freedom in part shape
What is one aspect of a final part that engineers or operators select when creating the CAD model? -
Correct Answer Resolution
What is one barrier to AM growth in the overall manufacturing market? - Correct Answer variable part
tolerance
What manufacturing process involves stacking layers of material in order to create a finished part? -
Correct Answer Additive manufacturing
What removable AM components fortify an AM part as it is built? - Correct Answer support structure
What type of safety equipment can be used to help prevent operators from building up a slight electrical
charge, which could light a pyrophoric material on fire? - Correct Answer Antistatic mats
Which additive manufacturing method involves cutting a shape in a thin layer of material and then fusing
that with other layers? - Correct Answer Sheet lamination
What is one way operators can protect against the electrical hazards associated with additive
manufacturing? Operators can: - Correct Answer Ensure the machine is grounded.
What type of radiation hazard is caused by the light used to cure liquid photopolymers? - Correct Answer
Ultraviolet radiation
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