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9074/303 pp 8

Authored by benjamin richardson

Engineering

12th Grade

9074/303 pp 8
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where should gas and carbon monoxide detectors be placed?

Near windows

In the basement

Near sleeping areas

Outside the house

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are visible warning signs associated with incomplete combustion?

Blue flame

Yellow or orange flame

No flame

Green flame

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is flame impingement?

When flames impede one another on a gas burner bar

When flames burn out completely

When flames are extinguished by water

When flames are used for cooking

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a yellow, loose, and floppy flame indicate in a combustion process?

Complete combustion

Excess air in the combustion process

Lack of air in the combustion process

High efficiency

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a stable blue flame typically indicate?

Incomplete combustion

Complete combustion

Excessive soot production

Low temperature

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What risk is associated with the operation of a gas appliance showing signs of staining and dampness?

Electrical shock

Carbon monoxide poisoning

Water leakage

Fire hazard

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of the flue in a gas appliance?

To heat the room

To vent combustion products

To store gas

To cool the appliance

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