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BOMA-HVAC With complete solutions latest update
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BOMA-HVAC With complete solutions latest update
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Passed!!2024/2025
BOMA-HVAC
The man whose work is considered the real beginning of the science of air-
conditioning _____. Answer: Willis Carrier
Psychrometry refers to the relationship between _____ and _____. Answer:
Humidity; air
The amount of moisture in the air compared to how much it can hold is _____.
Answer: Relative humidity
The human bodies well being depends upon the _____. Answer: Bodies
metabolism
The device used to determine the moisture content of air is the _____ Answer:
psychrometer
Of the fuels listed the one that is the most efficient is _____. Answer: Gas
The effective temperature takes into consideration the effect of _____ and _____.
Answer: Humidity; temperature
Air conditioning is the control of the _____, _____, _____ and _____. Answer:
Temperature, humidity, purity and distribution of air.
The element that makes up the greatest percentage by volume of air is _____.
Answer: Nitrogen
, Passed!!
2024/2025
Steam gives off a great amount of heat because of its _____. Answer: Specific
heat
The velocity of air moving thru a fan system is expressed in _____. Answer:
Feet per minute
What volume of air will move thru a duct 24x18 at velocity of 450 feet per
minute? Answer: 1350 cfm
The following types of fans are classified as centrifugal fans. Answer: Forward
curved, radial and backward curved
Select the statement that does not apply to backward inclined fans. Answer:
Has an overloading BHP horse power curve.
The quantity of air moving thru a fan system is expressed in _____. Answer:
Cubic feet per minute
The instrument used to measure air pressure in duct is the _____. Answer:
Monometer
Air flow thru a duct has the highest _____. Answer: Velocity near the center
of the duct.
Select the statement which does not apply to the fan laws. Answer: Static
pressure in a duct increases as the velocity decreases.
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