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ISyE 350, Spring, 2006
Exam II
100 points
Name: ______________________________________
Part I: Multiple Choice. 3 points each. 33 points total. Circle the answer which is most correct.
1. Which of the following methods are effective at reducing porosity in a casting:
a. Pour smoothly
b. Heat molten metal as hot as possible before pouring
c. Maximize turbulence of the molten metal as it enters mold
d. a and b
e. all of the above
2. Which of the following manufacturing processes is particularly well suited to mass producing small steel
gears to net shape?
a. Investment Casting
b. Die Casting
c. Sand Casting
d. Powder Metallurgy
e. Forging
3. Which of the following manufacturing processes tends to produce the strongest parts:
a. Investment Casting
b. Die Casting
c. Sand Casting
d. Powder Metallurgy
e. Forging
4. Which of the following manufacturing processes is particularly well suited to mass producing complex
aluminum parts to net shape:
a. Investment Casting
b. Die Casting
c. Sand Casting
d. Powder Metallurgy
e. Forging
5. Which of the following parts would be well-suited to die casting?
a. A 5 lb. cast-iron part at high volume
b. A 500 lb. cast iron part at high volume
c. A 5 lb. aluminum part at low volume
d. A 500 lb. aluminum part at high volume
e. A 5 lb. zinc part at high volume
6. An advantage of hot working over cold working is that hot working
a. requires higher processing forces
b. provides more ductility in the material
c. is very suitable for forming sheetmetal
d. produces better surface finish
e. is enjoyable when the sun is out ;)
