MiniTesting > Tech > FDM 3D printing

FDM 3D printing

Test created at: 2020-05-10 by Igor; number of questions: 26.
If you are not ready, you could first read the literature (https://www.simplify3d.com/support/materials-guide/, new window) and do the test later.

Average score for this test is: 76.4% calculated only from first attempts (69 pcs.), last one was: 2020-08-17.

Q1: FDM is abbreviation for..




Good answeres: 1

Q2: What is the most common nozzle diameter?






Good answeres: 1

Q3: What is the minimum number of stepper motors for 3D printer





Good answeres: 1

Q4: What is the common filament diameter?





Good answeres: 1

Q5: What material is the easiest for 3D printing:






Good answeres: 1

Q6: What material may have food safe certificate?





Good answeres: 2

Q7: Which filament has toxic evaporations during 3D printing?






Good answeres: 1

Q8: What is the name of the effect from image?


Image author: MyTechFun Youtube channel



Good answeres: 1

Q9: Maximal overhang angle is angle that can be printed without:


Image author: MyTechFun YT channel: About overhang




Good answeres: 1

Q10: Overhang angle is angle between




Good answeres: 1

Q11: What effects can increase maximal overhang angle?






Good answeres: 3

Q12: From the image, which objects needs a support?


Image author: Igor 3D printing letter with PVA supports






Good answeres: 2

Q13: From the list what material has biggest warping potential





Good answeres: 1

Q14: How can you reduce warping effect?






Good answeres: 2

Q15: If 3D printing time for some object is 1h with 0.4mm nozzle, what would be the printing time with 0.6mm nozzle?





Good answeres: 1

Q16: If printing time with 0.4mm nozzle is 1h what is the printing time with 0.25mm nozzle?




Good answeres: 1

Q17: Reducing layer height has significant effect on





Good answeres: 2

Q18: Select popular 3D printing companies:






Good answeres: 3

Q19: Select the quietest stepper motor driver:




Good answeres: 1

Q20: How can you increase layer adhesion?





Good answeres: 1

Q21: What is the strongest filament from the list?





Good answeres: 1

Q22: Which filaments needs to be protected from absorbing moisture from air?





Good answeres: 2

Q23: Which type of filaments requires hardened steel nozzle (not brass)?







Good answeres: 3

Q24: What material will dissolve in water?





Good answeres: 1

Q25: What is the purpose of Slicer software?





Good answeres: 1

Q26: How to make 3D printed object food safe?


Image author: MyTechFun YT channel: About food safe 3D printing





Good answeres: 2

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