Part # 7 Flashcards
- What is the volume of a room measuring 16’x12’7’?
a. 192 Cubic Feet
b. 1344 Cubic Feet (B)
c. 16,128 Square Feet
d. 84 Square Feet
- Who can service gas equipment, if under the direct supervision of a certificate holder?
a. Another certificate holder (A)
b. Anyone
c. Any person who has read the appliance manual
d. Both A and C
- What diameter must a test gauge be?
a. 2 Inch
b. A minimum of ¼ Inch NPT
c. A minimum of 3 inch diameter (C)
d. 2 ½ Inch
- Statistically, which part of the body sustains 30 percent of all work-related injuries?
a. Fingers, hands and arms (A)
b. Internal Organs
c. Toes, Feet and Legs
d. Eyes, Nose and Throat
- Who must provide workers with equipment and training that are required by law?
a. The local CSA representative
b. The authority having jurisdiction
c. The employer (C)
d. The worker
- What takes place at the heat exchanger in a forced air furnace?
a. Gas and air are mixed
b. Return air is heated
c. The combustion process takes place
d. The flue gases are stored (D)
- What is temperature rise in a forced warm air furnace?
a. The temperature difference between the outdoor air and the return air
b. The temperature difference between the supply air and the return air (B)
c. The temperature difference between the outdoor air and the supply air
d. The temperature difference between the return air and the flue gas
- If the gas/air velocity is too great at the port of an atmospheric burner, the flame will have a tendency to:
a. Flash-back
b. Lift off the port (B)
c. Be too large
d. Be too small
- What is the definition of Due Diligence?
a. Any action that does not endanger personal property
b. Any action that can save a life
c. Actions that reasonable in the circumstances and would be conducted by any reasonable person (C)
d. Actions that are taken quickly and effectively
- What a customer is upset, they typically want:
a. To be treated with respect
b. All of the above (B)
c. To be listened to
d. To have their problem taken seriously
