wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Composite 2 repairs

Total questions: 15

Worksheet time: 5mins

Name
Class
Date
1.

Which of the following is a thermosetting plastic?

a)

Polyethylene

b)

Epoxy resin

c)

Nylon

d)

PVC

2.

What property makes ceramics suitable for high-temperature applications?

a)

Thermal resistance

b)

hardness

c)

low temperature coefficient

d)

Transparency

3.

Which non-metallic material is commonly used for electrical insulation?

a)

Rubber

b)

Polyethylene

c)

Styrofoam

d)

Vinyl

4.

What is a key advantage of using composites over traditional materials?

a)
Higher cost of production than steel.
b)
Increased thermal conductivity than wood.
c)
Lower durability compared to metals.
d)
Higher strength-to-weight ratio.
5.

Which material is typically used in aerospace composite structures?

a)
Carbon fiber reinforced polymer (CFRP)
b)
Steel reinforced polymer (SRP)
c)
Glass fiber reinforced plastic
d)
Aluminum alloy composites
6.

What is the primary function of a sealant?

a)
To fill gaps and prevent leaks.
b)
To act as a decorative finish for surfaces.
c)
To enhance color and appearance.
d)
To provide structural support and stability.
7.

Which adhesive is best suited for bonding metal to plastic?

a)
Epoxy adhesive
b)
Hot glue
c)
Wood glue
d)
Super glue
8.

What type of sealant is typically used in aircraft assembly?

a)
Acrylic sealant
b)
Epoxy sealant
c)
Silicone sealant
d)
Polysulfide sealant
9.

What is a common defect in composite materials?

a)
Color Fading
b)
Delamination
c)
Cracking
d)
Warping
10.

Which technique is used to detect internal defects in composites?

a)
Ultrasonic testing
b)
Magnetic resonance imaging
c)
Thermal imaging
d)
Visual inspection
11.

What is the purpose of scarf repair in composites?

a)
To enhance the aesthetic appeal of composite materials.
b)
To simplify the manufacturing process of composites.
c)

To restore structural integrity by providing a smooth transition for stress distribution.

d)
To increase the weight of the composite structure.
12.

Which defect involves separation between layers in a composite?

a)
Separation
b)
Cracking
c)
Delamination
d)
Warping
13.

Why is fiber orientation important during composite repair?

a)
Fiber orientation affects only the appearance of composites.
b)
Fiber orientation is irrelevant to repair techniques.
c)
Fiber orientation is only important in manufacturing processes.
d)
Fiber orientation ensures optimal strength and performance in composite repairs.
14.

Why is vacuum bagging used during composite repair?

a)
To reduce the weight of the composite material.
b)
To speed up the curing process significantly.
c)

To cool the repair quickly

d)
To ensure better adhesion and uniform pressure during the curing process.
15.

Which tool is commonly used to detect delamination in composite materials?

a)

Tap hammer

b)
Visual inspection
c)
Thermal imaging
d)

Greying Pullet