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An exam for the course 'materials, design, and manufacturing processes' covering topics such as casting, sheet metal forming, thread rolling, and additive processes. The exam includes true/false, multiple choice, fill-in-the-blank, and short answer questions.
Typology: Exams
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Name _______________________
Part 1 – Circle True or False (1 point each)
T F Casting is a subtractive method of forming metal into a final desired shape.
T F In casting, the cooling rate of pure (non-alloy) molten metal occurs at a constant temperature.
T F Sheet metal forming operations typically do not reduce the thickness of the sheet.
T F Cast Irons are a commonly used metal for the casting process.
T F Investment Casting is the most common form of casting.
T F Ring rolling is one of the most accurate and cost-effective manufacturing methods, commonly used for bearing roller tracks or other circular pieces requiring high precision.
T F In Thread Rolling the rod or wire is typically at room temperature (cold) to impart strain-hardening properties into the workpiece.
T F Additive processes of rapid prototyping create lumpy, layered surfaced on printed parts.
Part 2 – Multiple Choice (2 points each)
A) Cooling rate B) Pouring rate C) Presence of impurities D) Shape of the cope/drag walls
A) Cold forging B) Hot forging C) FDM Printing D) Sand Casting
A ___________________
B ___________________
C ___________________
D ___________________
E ___________________
operation. Label the designs as Poor , Better , and Best.
Part 4 – Short answer – Write enough sentences to answer each question
thoroughly.
