Quiz: Section 1.2 Classification

1. What are the current service temperature limits for metals approximately?

2. What manufacturing method is used for short production runs of polymer matrix composite structures in the automotive industry?

3. Which of the polymers given below is the most desirable for low smoke emission?

4. What is the primary source of ceramic matrix composites in improving toughness?

5. What is one of the reasons composite materials are chosen for space applications?

6. Which of these polymers has the highest service temperature?

7. Graphite fibers have one of the following carbon content

8. What does PMC stand for?

9. Which polymer is not desirable for smoke emission?

10. If I tell you that the specific gravity of steel is 7.8, what is the specific gravity of a graphite fiber approximately equal to?