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Types of Boilers Quiz

Total questions: 61

Worksheet time: 36mins

Name
Class
Date
1.

Which of the following is NOT a type of boiler mentioned in the learning material?

a)

Back boiler

b)

System boiler

c)

Solar boiler

d)

Combination boiler

2.

Which type of boiler is designed to be mounted on a wall?

a)

Floor standing

b)

Wall mounted

c)

Back boiler

d)

System boiler

3.

Which type of boiler is known for its ability to provide both heating and hot water without the need for a separate water tank?

a)

Electric boiler

b)

Independent boiler

c)

Combination boiler

d)

Condensing boiler

4.

Which type of boiler is typically installed behind a fireplace?

a)

Back boiler

b)

System boiler

c)

Electric boiler

d)

Floor standing

5.

Which type of boiler is known for its high efficiency and ability to condense water vapor in the exhaust gases?

a)

Electric boiler

b)

Condensing boiler

c)

Independent boiler

d)

System boiler

6.

Which part of the Building Regulations covers heat-producing appliances?

a)

Part A

b)

Part J

c)

Part M

d)

Part P

7.

Who can install heat-producing appliances according to the document?

a)

Any licensed electrician

b)

Any certified plumber

c)

Only Competent Persons within their areas

d)

Any construction worker

8.

Which of the following is NOT listed as a competent person scheme for installing heat-producing appliances?

a)

Gas safe

b)

17th Edition IET

c)

OFTEC

d)

NICEIC

9.

What is a legal requirement for installing any type or style of boiler?

a)

The engineer must be a registered Competent Person.

b)

The engineer must have a degree in engineering.

c)

The engineer must be over 30 years old.

d)

The engineer must work for a government agency.

10.

Which online resource is recommended for gas boiler safety?

a)

www.oftec.org

b)

www.hetas.co.uk

c)

www.gassaferegister.co.uk

d)

www.niceic.com

11.

Where can you find online resources for oil boilers?

a)

www.gassaferegister.co.uk

b)

www.oftec.org

c)

www.hetas.co.uk

d)

www.niceic.com

12.

Which website provides information on solid fuel boilers?

a)

www.gassaferegister.co.uk

b)

www.oftec.org

c)

www.hetas.co.uk

d)

www.niceic.com

13.

For electric boilers, which online resource is recommended?

a)

www.gassaferegister.co.uk

b)

www.oftec.org

c)

www.hetas.co.uk

d)

www.niceic.com

14.

Which of the following fuels is NOT used to heat central heating systems today?

a)

Gas (natural and LPG)

b)

Oil

c)

Solid fuel

d)

Solar power

15.

How are natural gas and electricity supplied to the property?

a)

Delivered by truck

b)

Via the national grid

c)

Through pipelines

d)

By air transport

16.

Which of the following fuels needs to be delivered to the property?

a)

Natural gas

b)

Electricity

c)

LPG

d)

Wind energy

17.

What are the two types of gas that gas boilers can burn?

a)

LPG (propane) and natural gas (methane based gas)

b)

LPG (butane) and natural gas (ethane based gas)

c)

LPG (propane) and natural gas (ethane based gas)

d)

LPG (butane) and natural gas (methane based gas)

18.

According to Building Regulations part L, what type of boilers can now be fitted in the vast majority of cases?

a)

Traditional (non-condensing) boilers

b)

Condensing boilers

c)

Electric boilers

d)

Oil boilers

19.

What is a key difference between traditional boilers and condensing boilers?

a)

Traditional boilers use two heat exchangers, while condensing boilers use one.

b)

Traditional boilers are more efficient than condensing boilers.

c)

Condensing boilers use two heat exchangers, while traditional boilers use one.

d)

Condensing boilers expel more latent heat to the atmosphere.

20.

Why are condensing boilers required to be fitted according to Building Regulations part L?

a)

They are less efficient.

b)

They use only one heat exchanger.

c)

They expel more latent heat to the atmosphere.

d)

They are far more efficient.

21.

What type of heat exchanger do traditional (non-condensing) gas boilers use?

a)

Double heat exchanger

b)

Single heat exchanger

c)

Triple heat exchanger

d)

Quadruple heat exchanger

22.

What do traditional (non-condensing) gas boilers emit to the atmosphere?

a)

Only flue gases

b)

Only latent heat

c)

Both flue gases and latent heat

d)

Neither flue gases nor latent heat

23.

What is the primary function of the heat exchanger in traditional (non-condensing) gas boilers?

a)

To cool down the primary water

b)

To heat up the primary water

c)

To store the primary water

d)

To filter the primary water

24.

What is the primary reason for the increase in efficiency in condensing boilers?

a)

The use of a larger combustion chamber

b)

The flue gases passing over a second heat exchanger

c)

The use of higher quality fuel

d)

The reduction of water usage

25.

At what temperature do the gases cool to in a condensing boiler to condense the latent heat?

a)

45°C

b)

50°C

c)

55°C

d)

60°C

26.

What must be done to handle the slightly acidic condensate produced by condensing boilers?

a)

It must be neutralized with chemicals

b)

It must be drained from the boiler

c)

It must be recycled back into the system

d)

It must be evaporated

27.

Which of the following is an advantage of condensing boilers?

a)

Higher maintenance

b)

Disposal of acid condensate

c)

High efficiency

d)

Use more gas if not in condensate mode

28.

What is a disadvantage of condensing boilers?

a)

Compliant with Building Regulations part 'L'

b)

Reduction in system corrosion

c)

Quiet in operation

d)

Higher maintenance

29.

Condensing combination boilers offer good flow rates. Is this statement an advantage or disadvantage?

a)

Advantage

b)

Disadvantage

c)

Neither

d)

Both

30.

Which of the following is NOT an advantage of condensing boilers?

a)

Compliant with Building Regulations part 'L'

b)

Quiet in operation

c)

Higher maintenance

d)

Reduction in system corrosion

31.

Which of the following is NOT one of the three main designs of gas boilers?

a)

Conventional boiler

b)

System boiler

c)

Combination boiler

d)

Electric boiler

32.

What type of boiler is designed to be traditional and condensing?

a)

Electric boiler

b)

Gas boiler

c)

Oil boiler

d)

Solar boiler

33.

What does the SEDBUK rating stand for?

a)

Seasonal Efficiency of Domestic Boilers in the UK

b)

Standard Efficiency of Domestic Boilers in the UK

c)

Seasonal Efficiency of Domestic Buildings in the UK

d)

Standard Efficiency of Domestic Buildings in the UK

34.

Which SEDBUK band represents boilers with an efficiency of 90% and above?

a)

Band A

b)

Band B

c)

Band C

d)

Band D

35.

What is the efficiency range for SEDBUK Band C?

a)

82% - 86%

b)

86% - 90%

c)

78% - 82%

d)

74% - 78%

36.

Which SEDBUK band is generally the only one allowed for installation?

a)

Band A

b)

Band B

c)

Band C

d)

Band D

37.

What is the efficiency range for SEDBUK Band G?

a)

Below 70%

b)

70% - 74%

c)

74% - 78%

d)

78% - 82%

38.

What type of boiler is described as economical for central heating systems and requires the purchase of all system components?

a)

Combination boiler

b)

System boiler

c)

Conventional boiler

d)

Condensing boiler

39.

What additional components might be needed for a conventional boiler?

a)

Heat exchanger and thermostat

b)

Circulator, automatic bypass, and expansion vessel

c)

Flue and condensate pipe

d)

Water tank and solar panel

40.

When is a conventional boiler required?

a)

When a closed vented system is installed

b)

When a combi system is installed

c)

When an open vented system is installed

d)

When a sealed system is installed

41.

Which type of boiler is more commonly installed nowadays and includes the circulator, automatic bypass, and an expansion vessel?

a)

Combi boiler

b)

System boiler

c)

Conventional boiler

d)

Electric boiler

42.

What is one of the main advantages of installing a system boiler?

a)

It is cheaper to install

b)

It saves time and space on the installation

c)

It requires less maintenance

d)

It is more energy-efficient

43.

If a sealed system is required, which type of boiler is the preferred choice?

a)

Combi boiler

b)

System boiler

c)

Conventional boiler

d)

Electric boiler

44.

What type of properties are combination boilers popular for?

a)

Large properties

b)

Small to medium properties

c)

Industrial properties

d)

Commercial properties

45.

What does a combination boiler replace the need for?

a)

A water tank

b)

A DHW cylinder, CWSC, and F&E

c)

A radiator

d)

A thermostat

46.

What must be checked before installing a combination boiler?

a)

The size of the property

b)

The type of water pipes

c)

The incoming pressure and flow rates

d)

The number of radiators

47.

How does cold mains water get heated in a combination boiler?

a)

By passing through a radiator

b)

By passing through a plate heat exchanger

c)

By passing through a thermostat

d)

By passing through a water tank

48.

What is one limitation of a combination boiler regarding DHW (Domestic Hot Water)?

a)

It can supply DHW to multiple draw-off points simultaneously.

b)

It can only supply DHW to one draw-off point at any one time.

c)

It instantly provides DHW at the required temperature.

d)

It has a built-in DHW back-up system.

49.

What happens to the CH (Central Heating) circuit when DHW is demanded in a combination boiler?

a)

The CH circuit continues to operate normally.

b)

The CH circuit is cut off.

c)

The CH circuit increases its flow rate.

d)

The CH circuit provides additional heating.

50.

What is a potential issue with combination boilers in hard water areas?

a)

Increased flow rates.

b)

Scaling.

c)

Instant temperature rise.

d)

Multiple draw-off points.

51.

What is a limitation of a combination boiler if the mains supply is cut?

a)

It has a built-in back-up system.

b)

It continues to supply DHW.

c)

It has no DHW back-up.

d)

It increases the flow rate.

52.

Where are oil boilers typically installed?

a)

Urban areas

b)

Suburban areas

c)

Rural areas

d)

Coastal areas

53.

What types of oil boilers are available?

a)

Conventional, system, and combination boilers

b)

Electric, gas, and solar boilers

c)

Steam, hot water, and electric boilers

d)

Portable, fixed, and hybrid boilers

54.

To comply with Building Regulations part L, what type of oil boiler needs to be installed?

a)

Non-condensing oil boiler

b)

Condensing oil boiler

c)

Electric oil boiler

d)

Gas oil boiler

55.

Which of the following is NOT listed as a fuel source for boilers in the provided material?

a)

Natural gas

b)

LPG

c)

Solar power

d)

Bio fuels

56.

Which organization is mentioned in the provided material as an approved contractor?

a)

Gas Safe Register

b)

NICEIC

c)

OFTEC

d)

HETAS

57.

Which of the following fuel sources is depicted in the images in the provided material?

a)

Natural gas

b)

LPG

c)

Solid fuel

d)

Electric

58.

Which symbol represents a Double Check Valve according to Symbols BS 1192: part 3, 1987?

4 lines
59.

What does the symbol with a triangle inside a square represent according to Symbols BS 1192: part 3, 1987?

a)

Drain off Valve

b)

Double Check Valve

c)

Automatic Air Vent (A.A.V)

d)

Circulator or pump

60.

Which symbol is used for a Radiator Valve according to Symbols BS 1192: part 3, 1987?

4 lines
61.

What does the circular symbol with three lines inside represent according to Symbols BS 1192: part 3, 1987?

a)

Drain off Valve

b)

Double Check Valve

c)

Radiator Valve

d)

Circulator or pump