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fuels ppt 3

Authored by mike coldman

Construction

Vocational training

fuels ppt 3
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33 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is included in the inspection and testing procedures for chimney/flue systems?

List basic inspection and testing procedures

Analyze the cost of installation

Compare different heating systems

Evaluate the efficiency of solar panels

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the two operating principles for any chimney or flue system?

Remove combustion products to the outside and draw in air for combustion

Increase combustion temperature and decrease air flow

Reduce air pressure and increase humidity

Enhance fuel efficiency and minimize heat loss

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What principle do chimneys and flue systems work on?

Hot gases rise, creating a pressure difference called 'up draught' via convection

Cold air descends, creating a pressure difference called 'down draught' via conduction

Hot gases fall, creating a pressure difference called 'down draught' via radiation

Cold air rises, creating a pressure difference called 'up draught' via diffusion

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a type of flue design?

Mechanical draught

Natural draught

Electric draught

Solar draught

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is another type of flue design besides natural draught?

Open draught

Room sealed

Closed draught

Air sealed

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is air for combustion supplied in an open flue system?

From a separate tank

From the room where the appliance is located

From the ground

From a closed chamber

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What must be supplied to the room and appliance from outside via a vent in an open flue system?

Water

Electricity

Air for combustion

Gas

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