TITLE
Chapter One Part Three

HIDDEN
NO

GROUP
StudyMate

ASK
10

LOSE
0

MC
Isotropic means
a material with different properties in all directions.
a material with the same properties in all directions.
a material with elastic properties.
none of the above.
2

MC
Composite materials are
isotropic but not homogeneous.
homogeneous but not isotropic.
both homogeneous and isotropic.
neither homogeneous or isotropic.
4

MC
Inter-ply hybrid composites consist of
two or more different composite systems.
two or more different fibers used in the same ply.
both a and b.
none of the above.
1

MC
Aramid fibers are made up of
Carbon, Hydrogen, Oxygen and Graphite.
Carbon, Hydrogen, Oxygen and Nitrogen.
Carbon, Hydrogen, Oxygen.
Carbon, Hydrogen, Nitrogen.
2

MC
A typical example of thermoplastics include
polyethylene.
polyesters.
phenolics.
1

MC
Polymer matrix composites are manufactured in the automotive industry where short production runs are necessary by
filament winding.
autoclave forming.
resin transfer molding.
none of the above.
3

MC
Which of the following composites are replacing metals in golf club shafts.
Carbon-Carbon.
Graphite-Epoxy.
Boron-Epoxy.
none of the above.
2

MC
Which of the following is a drawback for phenolic resin systems
high cost.
low mechanical strength.
high void content.
3

MC
Bullet proof vests use
Kelvar.
Graphite.
Boron.
Glass.
1
