CNC Machining: Design Fundamentals - Module 2 Assessment Question Title * 1. What does EDM stands for? (1 answer required) Eccentric Diameter Method Excellent Dielectric Material Electro Discharge Machining Evident Diagnostic Method Next Question Title * 2. What is the typical range of surface roughness in CNC machining? (1 answer required) Between Ra 2.5 µm and Ra 1.5 µm Between Ra 4.2 µm and Ra 1.8 µm Between Ra 6.3 µm and Ra 0.8 µm Between Ra 8.6 µm and Ra 2.5 µm Next Question Title * 3. Which of the following sentences are correct? (3 answers required) The smaller the text the lower the cost The smaller the text the higher the cost Recessed texts are cheaper than raised texts Raised texts are cheaper than recessed texts Large corner radii increase the milling time Small corner radii increase the milling time Next Question Title * 4. Which of the following sentences is correct? (1 answer required) Minimum depth for drilled holes is generally six times the diameter Minimum depth for milled holes is generally six times the diameter Maximum depth for drilled holes is generally six times the diameter Maximum depth for milled holes is generally six times the diameter Next Question Title * 5. Which of the following is good practice for designing parts for CNC milling? (1 answer required) Align all the features to the milling directions Orient all the features radially to one axis Align all the features according to their dimensions Orient all the features depending on their tolerances Next Question Title * 6. Please provide your contact details below to receive your CPD certificate (if you achieve the pass criteria) Name Company Country Email Address Next Question Title * 7. Please tick this box if you would like to be contacted by Protolabs to receive information about our products and services, as further detailed in our Privacy Notice. Agree Next SUBMIT ANSWERS