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Engineering - materials and processes

Total questions: 30

Worksheet time: 16mins

Name
Class
Date
1.

Which of these processes is used for mass/continuous production?

a)

Blow moulding

b)

Injection moulding

c)

Vacuum forming

d)

Extrusion

e)

Rotational moulding

2.

What products are made in Extrusion?

a)

Solid Rods

b)

Traffic cones

c)

Curtain tracks

d)

Drinks bottles

3.

What moulding process is this?

a)

Vacuum forming

b)

Rotational moulding

c)

Pipe moulding

d)

Injection moulding

4.

What moulding process uses thermoplastic?

a)

Blow moulding

b)

Injection moulding

c)

Vacuum forming

d)

Extrusion

e)

Rotational moulding

5.
Plastic pellets are stored in the ____________ at the top of the machine.
a)
pellets
b)
heaters
c)
screw
d)
hopper
6.
The plastic is propelled along the cylinder by a rotating ______________.
a)
cylinder
b)
nozzle
c)
screw
d)
hopper
7.
The ______________ around the cylinder raise the temperature of the plastic.
a)
cylinder
b)
nozzle
c)
heaters
d)
hopper
8.
The soft plastic is injected into a shaped ____________ between two halves of a mould.
a)
ram
b)
nozzle
c)
cavity
d)
mould
9.

The 2 principal components of an injection moulding machine are...

a)

Injection unit and the Mold Clamping unit

b)

Injection unit and the Blowing unit

c)

Compression unit and the Blowing unit

d)

Injection unit and the Compression unit

10.

Which sequence of injection moulding process is CORRECT?

a)

Melting, cooling, injecting, ejecting

b)

Injecting, Melting, Cooling, Ejecting

c)

Ejecting, Cooling, Injecting, Melting

d)

Melting, Injecting, Cooling, Ejecting

11.

What are the 2 main types of plastic?

a)

Recyclable or non recyclable

b)

Coloured or clear

c)

thermo polymer and thermoset polymer

d)

recycled or not recycled

12.

1. Which is the most environmentally friendly plastic, thermopolymer or thermosetpolymer?

a)

thermopolymer

b)

thermosetpolymer

13.
When an object changes shape when struck by a hammer.
a)
luster
b)
malleable
c)
brittleness
d)
ductile
14.

Which element do Ferrous metals contain?

a)

Iron

b)

Copper

c)

Lead

d)

Gold

15.
Which two of the following metals will be attracted to a magnet?
a)
Copper
b)
Brass
c)
Mild Steel
d)
Cast Iron
e)
Aluminium
16.
Which of the following ferrous metals is not vunerable to rust?
a)
Stainless Steel
b)
Mild Steel
c)
Cast Iron
17.
Which term is given to a material that is a mixture of two or more metals or elements?
a)
Alloy
b)
Ferrous
c)
Ductile
d)
Blend
18.
Which 3 material properties are most associated with metals?
a)
Hardness
b)
Malleability
c)
Ductility
d)
Elasticity
e)
Electrical Insulator
19.
Which of the following ferrous metals has the highest carbon content?
a)
Mild Steel
b)
Stainless Steel
c)
Cast Iron
20.
Which of the following non-ferrous metals has the lowest melting point?
a)
Aluminium
b)
Copper
c)
Brass
21.
Which of the following non ferrous metals would be classed as an alloy?
a)
Copper
b)
Aluminium
c)
Brass
d)
Tin
e)
Zinc
22.
Brass is an alloy of which two elements?
a)
Copper
b)
Zinc
c)
Iron
d)
Gold
e)
Chromium
23.
Which two changes would occur to mild steel if you were to increase the carbon content?
a)
It would become softer
b)
It would become harder
c)
It would become more brittle
d)
It would become tougher
24.
Which element is added to iron to make mild steel?
a)
Carbon
b)
Copper
c)
Chromium
d)
Cobalt
e)
Calcium
25.

Which metal is commonly used in the manufacture of cutlery?

a)

Aluminium

b)

Cast iron

c)

Brass

d)

Mild Steel

e)

Stainless Steel

26.

Which metal is commonly used in the manufacture of manhole covers?

a)

Aluminium

b)

Copper

c)

Cast Iron

d)

Mild Steel

e)

Stainless Steel

27.

Which metal is commonly used in the manufacture of car brake disks?

a)

Cast Iron

b)

Copper

c)

Brass

d)

Mild Steel

e)

Stainless Steel

28.

Which metal is commonly used in the manufacture of kitchen sinks?

a)

Aluminium

b)

Copper

c)

Brass

d)

Mild Steel

e)

Stainless Steel

29.

Which metal is commonly used in the manufacture of bench vices?

a)

Cast Iron

b)

Copper

c)

Brass

d)

Mild Steel

e)

Stainless Steel

30.

Which metal is commonly used in the manufacture of electrical wire?

a)

Aluminium

b)

Copper

c)

Brass

d)

Mild Steel

e)

Stainless Steel

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