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BPI Multifamily Building Analyst - Written Exam Practice (multi-choice)
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BPI Multifamily Building Analyst - Written ExamPractice (multi-choice)
A return duct in a home's attic becomes un-hooked and pulls 100% of its air from out
side of the home. What does this have on the home?
It will pressurize the home.
What is a vapor diffusion retarder in buildings for?
It retards the passage of water vapor through the building envelope.
Too much negative pressure in the building enclosure causes CO production.
False
Siphon Coils are used on ________ installations?
Horizontal
Which of the following is NOT a cause of pressure differences in a home?
Solar Effect
An exhaust fan has a flow rate of 20 CFM. How much air would be moved if the fan were
left on for an entire day?
28,800 ft3 per day
BPI Technical Standards - in buildings with central ventilation fans
Each fan shall be checked for proper operation
,Thermal Bridging:
A the transfer of heat quickly through a conductor of heat
The net area of a wall 8' tall, 20' long with a 20 ft2 door and four 10.5 ft2 windows is:
98 ft2
The nomenclature F32/85-TX represents which?
Not enough information
The following does NOT have to be taken into consideration when balancing the HVAC
system according to the BPI Technical Standards.
Time of year
A wall is 8' tall, 20' long and 4" deep. What is its volume?
53.3 ft3
According to ASME A13.1-2007 a yellow label with black lettering identifies?
Flammable fluids
Air that is ___________ has 100% relative humidity.
Saturated
Temperature change, ΔT from -11°F to 65°F is
76°F
Area of walls of a house given it is 40' long, 20' wide and 10' tall is
800 ft2
, The percent of moisture absorbed in the air compared to maximum amount possible is
Relative humidity
What is the net wall area if the wall is 10' tall and 30' wide but has a window 36" by 42"?
289.5 ft2
What produces a Pressure Delta?
Air movement
In a cold climate, in which direction should the vapor diffusion retarder face?
To the inside
What is the type of framing that was normal/standard before platform framing was
invented in the 20th century?
Balloon
Which of the following is NOT one of the ways that moisture moves?
Radiation
Leaking supply ducts will:
Depressurize the building
An 8' x 20' hallway has fifteen 32-watt lamps. What is the lumen power density of that
space?
3 w/ft2
Blower door tests should not be done if which of the following are present?
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