4. Digital Tools

Rapid Fabrication — Quiz

Test your understanding of rapid fabrication with 5 practice questions.

Practice Questions

Question 1

For compensating a laser cutter kerf of 0.3 mm to achieve a finished slot width of 8.0 mm, what CAD slot width should be specified?

Question 2

In CNC finishing, using a 10 mm diameter flat end mill ($D=10\,\mathrm{mm}$) and a desired scallop height of $h=0.02\,\mathrm{mm}$, what is the maximum stepover $s$?

Question 3

Which build orientation for FDM 3D printing best reduces the need for support structures and improves surface quality on critical faces?

Question 4

Why must an STL mesh be watertight (manifold) before slicing for 3D printing?

Question 5

What is the primary purpose of defining a clear stock origin point when preparing CNC files?