6035_Central Heating_outcome1_part_3

Multiple Choice

Which of the following is NOT a type of boiler commonly used in domestic central heating systems?

• Back boiler

• System boiler

• Combination boiler

• Solar boiler

Multiple Select

Select all fuels that can be used to heat central heating systems today.

• Gas (natural and LPG)

• Oil

• Solid fuel

• Electricity

Multiple Choice

Under Building Regulations part L, what type of boiler is now required to be fitted in most cases?

• Traditional (non-condensing) boiler

• Condensing boiler

• Combination boiler

• Back boiler

Multiple Choice

What is the main purpose of the secondary heat exchanger in a condensing boiler?

• To increase the efficiency by cooling flue gases and condensing latent heat

• To heat the water directly

• To reduce noise during operation

• To comply with building regulations

Multiple Select

Which of the following are advantages of condensing boilers?

• High efficiency

• Reduction in system corrosion

• Quiet in operation

• Higher maintenance

Multiple Choice

If a sealed system is required for a heating installation, which type of boiler is preferred?

• Conventional boiler

• System boiler

• Combination boiler

• Condensing boiler

Multiple Choice

What is one key advantage of a combination boiler compared to traditional systems like DHW cylinder, CWSC, and F&E?

• Instant hot water under mains pressure

• Requires a DHW cylinder

• Needs a CWSC

• Needs an F&E tank

Multiple Choice

Which types of boilers are available for installation in rural areas, according to Building Regulations part L?

• Only conventional boilers

• Only system boilers

• Conventional, system, and combination boilers

• Only combination boilers

Multiple Select

Select all fuel sources that can be used for boilers.

• Natural gas

• LPG

• Bio fuels

• Electric

Multiple Choice

Which of the following is NOT a type of boiler commonly installed in domestic central heating systems?

• Back boiler

• System boiler

• Combination boiler

• Solar boiler