Polymer II CPAS Review

1.

1 point

One Method of Recycling tires is to use them for fuel in cement processing plants.

True

False

2.

1 point

Materials designed to make the processing of fiber reinforced composites easier include the following except.

pultrusion

propeg

sheet molding compounds

3.

1 point

The Vacuum bag process is frequently used for forming aircraft parts.

True

False

4.

1 point

During The Vaccum bag process, a bleeder cloth absorbs the excess resin.

True

False

5.

1 point

All of the following could be formed by pultrusion except

flag ples

"I" beams

ladder rails

plastic cups

6.

1 point

The Vacuum bag process may sometimes be replaced by pultrusion.

True

False

7.

1 point

________ is reinforcing material that has been soaked with a thermosetting resin and then partially cured.

8.

1 point

The Vacuum bag process is used primarily for particle reinforced composites.

True

False

9.

1 point

During the Vacuum bag process, the vacuum is applied only during the lay-up process.

True

False

10.

1 point

The Vacuum bag process uses air pressure to cause higher fiber loading.

True

False

11.

1 point

The Pultrusion prrocess has just been developed.

True

False

12.

1 point

The Vaccum bag process is fairly inexpensive.

True

False

13.

1 point

During the Vacuum bag process, the composite is placed in a sealed bag and a vaccum is drawn.

True

False

14.

1 point

The Pultrusion process is a way that "I" beams, rods, and pipes can be formed.

True

False

15.

1 point

A ______ mold is usually a single mold that is used to form composites by either hand lay-up or spray lay-up.

16.

1 point

The Vacuum bag process is fairly labor intensive

True

False

17.

1 point

Which one of the following is not a characteristic of prepreg?

should be stored under refrigeration

partially cured before being stored

commonly separated with a paper backing and stored in rolls

usually impregnated with a thermoplastic resin

18.

1 point

Ways that metal matrix composites are formed include all of the following except

powder metallurgy

slurry infiltration

liquid melt infiltration

19.

1 point

To speed the hand lay-up process, _______ material is frequently used.

20.

1 point

The Pultrusion process can make composite production more efficient.

True

False