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Unit 504 Common plumbing processes quiz 1.

Total questions: 40

Worksheet time: 20mins

Name
Class
Date
1.

Which British Standard states the minimum requirements for pipe joints and fittings ?

a)
BS 9101
b)
BS 1234
c)

BS 6700

d)
BS 5678
2.

Within plumbing installations, the main materials that you will work with will be ?

a)
Hoses, clamps, pumps, and filters.
b)
Tubes, connectors, faucets, and regulators.
c)

Low Carbon Steel , Copper & Plastic

d)
Cables, switches, sensors, and meters.
3.

What type of copper is R250 ?

a)

Half hard straight lengths

b)

Soft coil

c)

Soft half hard

d)

Hard straight lengths

4.

What is the new standard European / British Standards for copper tube ?

a)

BS EN 1057

b)
EN 12345
c)
ISO 9001
d)
EN 1057
5.

In the copper table Grade X is now known as ?

a)

R220

b)

R290

c)

R250/R220

d)

R250

6.

What type of fittings are shown in the diagram?

a)

Push-fit fittings

b)

Integral fittings

c)

End feed solder fittings

d)

Compression fittings

7.

What type of copper is R290 ?

a)

Soft/Hard lengths

b)

Half hard straight lengths

c)

Soft coil

d)

Hard straight lengths

8.

In the copper table Grade W is now known as ?

a)

R220

b)

R250

c)

R250/R220

d)

R290

9.

In the copper table Grade Z is now known as ?

a)

R250

b)

R290

c)

R250/220

d)

R220

10.

What type of copper is R250/220 ?

a)

Half hard straight lengths

b)

Soft coil/half hard

c)

Soft coils / half hard

d)

Half hard straight lengths

11.

In the copper table Grade Y is now known as ?

a)

R250/220

b)

R250

c)

R290

d)

R220

12.

What type of copper is R220?

a)

Soft coils

b)

Soft/Hard

c)

Hard straight lengths

d)

Half hard straight lengths

13.

In relation to Low Carbon Steel colour code, what colour is medium LCS ?

a)
Red
b)
Green
c)
Blue
d)
Yellow
14.

What copper is most commonly used in domestic properties ?

a)

Grade X (R250 half hard straight lengths)

b)

Grade X (R250 half hard straight lengths)

c)
Type K copper
d)
Type T copper
15.

What type of fitting is shown in the diagram ?

a)
Push-fit fitting
b)
Solder fitting
c)
Flare fitting
d)
Compression fitting
16.

Which grade of pipe is used for external underground installations

a)
PVC Schedule 20 pipe
b)

Grade Y (R250/220 soft coils / Half hard)

c)
Galvanized steel pipe
d)
PVC Schedule 40 or Schedule 80 pipe
17.

Which grade of pipe can be supplied in either a blue or yellow plastic coatings

a)
HDPE pipe
b)

Grade Y (R250/220 soft coils / Half hard)

c)
Metal pipe
d)
CPVC pipe
18.

If a pipe has a blue plastic coating what will it be suppling ?

a)
Industrial waste
b)

Potable water

c)
Natural gas
d)
Heating oil
19.

What type of fitting is shown in the diagram ?

a)
Compression fitting
b)
Solder joint
c)
Threaded connector
d)
Push-fit connector
20.

If a pipe has a yellow plastic coating what will it be suppling ?

a)
Water supply
b)
Electricity
c)
Sewage system
d)

Gas services

21.

In relation to Low Carbon Steel colour code, what colour is light LCS ?

a)
Dark Green
b)
Bright Yellow
c)
Crimson Red
d)

Brown

22.

Which grade of pipe is classed as micro-bore ?

a)

Grade Z(R290 hard straight lengths)

b)

Grade W (R220 soft coils)

c)

Grade Y(R250/220 soft coil/Half hard)

d)

Grade X(R250 Half hard straight lengths)

23.

What is classed as micro-bore ?

a)
Pipes or tubes with a diameter less than 12 mm (1/2 inch).
b)
Pipes or tubes with a diameter of exactly 5 mm (1/5 inch).
c)
Pipes or tubes with a diameter less than 6 mm (1/4 inch).
d)
Pipes or tubes with a diameter greater than 10 mm (3/8 inch).
24.

What type of fitting is shown in the diagram ?

a)

Push fit

b)

Integral solder ring

c)

End feed

d)

Compression

25.

How many Teeth per inch (TPI) would be on a Hacksaw, cutting LCS ?

a)

20 TPI

b)

32 TPI

c)

40 TPI

d)

15 TPI

26.

Which type of compression fitting can be used in non-access arears like under floors ?

a)

Type A

b)

Type B

c)

Type C

d)

Type D

27.

Which compression fitting uses olives ?

a)
Threaded compression fittings
b)
Push-fit compression fittings
c)
Olive compression fittings
d)
Compression ring fittings
28.

In relation to Low Carbon Steel colour code, what colour is heavy LCS ?

a)
green
b)
blue
c)
yellow
d)
red
29.

How many Teeth per inch (TPI) would be on a Hacksaw, cutting Cooper ?

a)
30 TPI
b)
18 TPI
c)
24 TPI
d)
12 TPI
30.

What is the tool in the diagram ?

a)
Hammers
b)
Pliers
c)
Screwdrivers
d)

Cold Chisels

31.

What is the tool in the diagram ?

a)

Wood Chisels

b)
Pliers
c)
Saws
d)
Hammers
32.

What is the tool in the diagram ?

a)
Pipe wrench
b)

Pipe slice

c)
Tube bender
d)
Cable cutter
33.

What is the tool in the diagram ?

a)

Adjustable spanner

b)
Pliers
c)
Socket wrench
d)
Torque wrench
34.

Which setting would you put on a drill to drill through masonry ?

a)
Standard drill setting
b)
Low torque setting
c)
High speed setting
d)
Hammer drill setting
35.

What voltage does the transformer in the diagram below provide ?

a)
400V
b)
230V
c)
120V
d)
50V
36.

What colour is related to 110v on site transformer?

a)
Yellow
b)
Blue
c)
Red
d)
Green
37.

Which type of fitting is commonly used for quick installation without the need for soldering?

a)

Push-fit fitting

b)

Flare fitting

c)

Solder joint

d)

Threaded connector

38.

What is the recommended material for pipes in potable water supply systems?

a)

Low Carbon Steel

b)

Copper

c)

PVC

d)

Galvanized steel

39.

Which tool is essential for bending copper pipes accurately?

a)

Pipe wrench

b)

Hacksaw

c)

Tube bender

d)

Cold chisel

40.

Which fitting type is most suitable for quick repairs in accessible areas?

a)

Push-fit fitting

b)

End feed solder fitting

c)

Integral solder ring fitting

d)

Compression fitting

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