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Guide on 3D Printers

3D printers are increasingly becoming important due to their numerous applications across many sectors. They are devices that can create three-dimensional objects from a digital file using additive processes.

What it is:
A 3D printer is a device that can form solid, three-dimensional objects from a computer-aided design (CAD) model, usually by successively adding material layer by layer, which is why it is also called a type of additive device.

How it works:
It works by precisely extruding molten plastic through a tiny nozzle that moves around precisely under computer control. It prints one layer, lowers the print bed, and then prints another layer on top. This process is repeated until the object is completed.

Importance:
3D printers have an increasingly wide range of uses from industry to healthcare and education. They hold a potential for drastic changes to businesses, including the ability to produce goods in new ways and locations.

Exam Tips: Answering Questions on 3D Printers
1. Understand the working principle of 3D printers and their components.
2. Acknowledge the impact and benefits of 3D printing across various industries.
3. Be familiar with various types of 3D printing technologies and the materials used.
4. Understand common challenges and limitations of 3D printing technology.
5. Know the relationship between CAD and 3D printing and how it is being implemented.

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3D Printers practice test

3D printers build three-dimensional objects from a digital model by depositing successive layers of material onto a build platform. There are multiple types of 3D printing technologies, with the most common being Fused Filament Fabrication (FFF), Stereolithography (SLA), and Selective Laser Sintering (SLS). Each technology has its advantages and limitations, depending on factors such as material compatibility, print resolution, and build volume. 3D printing has applications in diverse industries such as healthcare, manufacturing, automotive, and consumer goods.

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