3D printing revew Quiz

What is a brim in the context of 3D printing?

• A brim is a flat extension of the first layer of a 3D print that enhances bed adhesion.
• A brim is a support structure that is printed inside the model.
• A brim is a decorative feature added to the top of a print.
• A brim is a type of filament used in 3D printing.

What is a fillet?

• A fillet is a boneless piece of meat or fish.
• A fillet is a type of vegetable.
• A fillet is a rounded section in a corner increasing the strength of a 3D print.

• A fillet is used to determine the tolerance required for a 3D print that needs to fit together loosely.

What is an overhang in 3D printing?

• An overhang in 3D printing is a section of a model that extends beyond the previous layer without support.
• A type of filament used in 3D printing.
• A feature that enhances the strength of the printed object.
• A part of the model that is fully supported by the previous layer.

What is the recommended limit for bridging in 3D printing?

• 1 to 2 centimeters (0.5 to 1 inch)
• 10 mm

• 5 to 10 centimeters (2 to 4 inches)
• 0.3 mm

What is the recommended minimum wall thickness of a 3D print?

• 0.4 mm

• 5 mm
• 0.5 mm
• 0.8 mm

What does accuracy mean?

• Accuracy refers to the average of multiple measurements.
• Accuracy is the ability to repeat measurements consistently.
• Accuracy means the measurement is always higher than the true value.
• Accuracy means the closeness of a measurement to the true value.

What is the maximum recommended angle to keep a good surface finish on a 3D print?

• 75 degrees
• 60 degrees
• 45 degrees
• 30 degrees

When did Chuck Hull invent the stl file format?

• 1987

• 1990, in celebration of Mrs. Bertke's first decade on Earth

• 1908

• 1984

What is the name for a 3D printer that is made from mostly 3D printed parts?

• RepRap
• Prusa
• RapZap

• MakerBot

Why does NASA want to continue advancing 3D printing?

• To enhance manufacturing capabilities in space, build space dwellings, and reduce costs.

• To replace all existing manufacturing technologies.
• To create decorative items for astronauts because astronauts are all about the bling.

• To improve traditional manufacturing until we pollute all of Earth and are forced to live on a ship like WallE.