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Progression revision 6

Total questions: 34

Worksheet time: 17mins

Name
Class
Date
1.

What is the minimum diameter of the hot water draw off pipe from a hot water cylinder?

a)

A) 15mm

b)

B) 22mm

c)

C) 35mm

d)

D) 28mm

2.

What type of hot water cylinder is shown?

a)

A) Combination

b)

B) Unvented

c)

C) Indirect

d)

D) Direct

3.

What type of cylinder is shown?

a)

A) Combination

b)

B) Unvented

c)

C) Indirect

d)

D) Direct

4.

What type of cylinder is shown?

a)

A) Combination

b)

B) Unvented

c)

C) Indirect

d)

D) Direct

5.

How should hot and cold pipework be installed to prevent undue warming of the cold water pipework?

a)

Hot pipes above cold pipes

b)

It makes no difference

c)

Cold pipes above hot pipes

d)

Hot and cold pipes installed in the same insulation

6.

What action can be taken to prevent noise from the expansion and contraction of copper pipework laid in traditional timber joists?

a)

Wrap felt lagging around pipes where they lie in the joist

b)

Wrap felt lagging around pipes between the joist

c)

Install a 200mm length of plastic pipe 600mm along the length of copper pipe

d)

Install plastic pipe every 600mm along the length of copper pipe

7.

According to BS6700, how many minutes should a hot water system comprising of copper pipework be tested for?

a)

90

b)

60

c)

30

d)

120

8.

What is the advantage of using a pressurised central heating system?

a)

The cold water is colder

b)

All radiators heat up evenly

c)

All downstairs radiators heat up more than the upstairs radiators

d)

The hot water is hotter

9.

The name of a central heating system which incorporates a three port motorised valve is?

a)

S plan

b)

Y plan

c)

C plan

d)

W plan

10.

Which is the more capable drill when drilling a hole in a concrete lintel?

a)

A cordless non hammer rotary drill

b)

A corded hammer rotary drill

c)

A cordless hammer action rotary drill

d)

A slotted drive system (SDS) drill

11.

According to BS 6700 test type A, what is the maximum pressure a central heating system comprising of plastic pressure pipework should be tested to?

a)

0.5 times normal working pressure

b)

1.5 times normal working pressure

c)

2 times normal working pressure

d)

2.5 times normal working pressure

12.

Why is it important to only install rainwater guttering up to the raised mark in the fittings?

a)

To allow for extra rainfall in the winter

b)

To allow for expansion

c)

Makes the joint neater

d)

Minimises waste of materials

13.

What type of sanitary system can be used to overcome the effects of excessively long pipe lengths or steep gradients?

a)

Ventilated branch discharge system

b)

Stub stack system

c)

Sealed stack system

d)

Primary ventilated stack system

14.

Which type of sanitary pipework fitting is being assembled?

a)

Solvent weld

b)

Compression

c)

Fusion weld

d)

Ring seal

15.

In accordance with Part H of the Building Regulations, what must be fitted at the base of a discharge stack?

a)

Anti-siphon trap

b)

Non-return valve

c)

Air admittance valve

d)

Long radius bend

16.

What test pressure should an above ground drainage system be tested at?

a)

20mm Wg

b)

18mm Wg

c)

10mm Wg

d)

38mm Wg

17.

Plumbing materials must be stored in accordance with?

a)

Part L of the Building Regulations

b)

Manufacturer’s instructions

c)

Gas Safe regulations

d)

BS 6700

18.

What should be consulted when commissioning mechanical components on cold water systems?

a)

Design specification

b)

Manufacturer’s instructions

c)

Architect’s instructions

d)

Supplier’s instructions

19.

Who should be given notice of the time it will take to decommission a cold water system?

a)

Architect

b)

Electrician

c)

Water undertaker

d)

Occupier

20.

What electrical property is a measure of the flow of electricity through a circuit?

a)

Voltage

b)

Current

c)

Conductance

d)

Potential difference

21.

Which 3 items from the list are common building materials found in 21st century construction?

a)

Hemp

b)

Recycled wood fibre

c)

Lead

d)

High Alumina Cement (HAC)

e)

Lambswool insulation

22.

Before permanently decommissioning a cold water system you should first?

a)

Discuss the disruption to supply with the customer

b)

Cap supply

c)

Cut out any scrap copper

d)

Isolate at internal stop valve

23.

Which of these factors would help in recommending the selection of an indirect cold water system?

a)

Cheaper to install

b)

Less pipework

c)

Wholesome water at all outlets

d)

Less wear and tear on components

24.

Cold water storage cistern installations should have service valves installed on the?

a)

Inlet pipe only

b)

Open vent and inlet pipes

c)

Inlet and outlet pipes

d)

Outlet and overflow pipes

25.

Which is not a traditional building method for pre-1919 buildings?

a)

Solid stone walls

b)

Cavity wall structure

c)

Timber suspended ground floors

d)

Timber walling

26.

Select the FOUR requirements to be followed when installing a cold water cistern in an attic space?

a)

Service valves for maintenance

b)

Screened warning overflow pipes to protect against insects

c)

Close fitting lid to prevent contamination

d)

Heated to prevent freezing

e)

Float operated device to control the water level

27.

Which fluid categories of water must be used to test new cold water systems?

a)

2 or 5

b)

1 or 2

c)

1 or 4

d)

2 or 3

28.

Which FOUR pieces of documentation will offer advice and guidance when installing a plumbing and heating system?

a)

Building regulations

b)

Statutory regulations

c)

Industry standards

d)

Supplier's catalogue

e)

Manufacturer's technical instructions

29.

What is the major hazard encountered by workers using incomplete scaffolding?

a)

Long term breathing problems

b)

Falls from height

c)

Manual handling injuries

d)

Hearing loss

30.

Likelihood, severity and control measures are considered when carrying out which five stage process?

a)

Writing a safety policy

b)

Completing a job record

c)

Completing an accident report

d)

Writing a risk assessment

31.

If a work area is not cleared of unused cable lengths, it could have?

a)

Trip hazards

b)

Electric hazards

c)

Slip hazards

d)

Materials which are hazardous to health

32.

To convert Celsius scale to Kelvin scale?

a)

Divide by 273

b)

Multiply by 273

c)

Subtract by 273

d)

Add 273

33.

Which calculation would be used to determine the amount of linear expansion in a 25m length of steel pipe which is heated from 10 through to 100 degrees C?

a)

100 x 10 x 25

b)

25 x 0.01 x 3600

c)

90 x 25 x 0.000016

d)

25 x 0.000012 x 90

34.

Flow rate in water pipes is measured in?

a)

Kg/s

b)

L/s

c)

L/m

d)

M/s