Power Engineering 4th Class Chapter 91 Question and answers rated A+ 2024/2025
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Course
BOIE 8010
Institution
BOIE 8010
Power Engineering 4th Class Chapter 91 Question and answers rated A+ 2024/2025 Power Engineering 4th Class Chapter 91
d - correct answer *Maximum static pressure in a fuel oil line before the oil pump is limited by code to approximately:
Choose one answer.
a. 10 kPa
b. 15 kPa
c. 80 k...
Power Engineering 4th Class Chapter 91
d - correct answer ✔*Maximum static pressure in a fuel oil line before the oil
pump is limited by code to approximately:
Choose one answer.
a. 10 kPa
b. 15 kPa
c. 80 kPa
d. 35 kPa
e. 70 kPa
a - correct answer ✔Which of the following is NOT a type of oil burner?
Choose one answer.
a. Atmospheric burners
b. Steam atomizing burners
c. Mechanical or pressure atomizing burners
d. Centrifugal or rotary cup burners
e. Air atomizing burners
b - correct answer ✔A modulating pressure atomizer has its return oil flow
regulated by:
Choose one answer.
a. A modulating valve to the burner
b. A modulating valve in the return line
c. A solenoid valve in the return line
d. A pressure regulator
e. Pump speed
, b - correct answer ✔A time delay oil valve:
Choose one answer.
a. Opens when the oil pump starts
b. Opens 5 to 15 seconds after ignition begins.
c. Opens on flame failure
d. Is located on the return line
e. Is upstream of the pressure regulating valve
c - correct answer ✔Regulations require that the minimum distance between
an oil-fired furnace and an indoor oil storage tank must be:
Choose one answer.
a. 7 m
b. 5.2 m
c. 2.1 m
d. 4.7 m
e. 9.8 m
e - correct answer ✔An air atomizing burner utilizes an air pressure of
approximately:
Choose one answer.
a. 15 kPa
b. 150 kPa
c. 75 kPa
d. 95 kPa
e. 100 kPa
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