What is the ideal relative humidity of a conditioned space? - Correct Answers -40% -
60%
An integrated pest management system includes? - Correct Answers -- Removing
moisture
- Closing patways
HVR recovers more energy than ERV? - Correct Answers -False
What does it mean to bleed a hot water system? - Correct Answers -Venting excess air
A CCT reading above 100 means that all occupants much immediately vacate the
space - Correct Answers -False
A ground fault circuit interrupter is triggered - Correct Answers -When electricity is
detected in the ground wire
Which is a means of transmitting heat? - Correct Answers -Conduction
Delta T (ΔT) describes a difference in - Correct Answers -Temperature
What is the least efficient type of window? - Correct Answers -Single glazed aluminum
Where should you install motion sensors? - Correct Answers -Storage rooms
Compactor rooms
Public bathrooms
Which technique helps maintain lighting levels in a multifamily building? - Correct
Answers -- Monitoring lighting with a light meter
- Cleaning dirty diffusers or shades
- Group relamping
Electric demand is measured in? - Correct Answers -kW which means kilowatts
A draft gauge visually ensures positive pressure in the chimney to remove combustion
products. - Correct Answers -False
, What is the standard practice for addressing a leak in a wall? - Correct Answers -Fix the
leak and open wall to air out cavities
How often should you check lighting levels in common areas in a multifamily building? -
Correct Answers -Once a year
Standard 5.4
Burn marks at the bottom of a domestic hot water heater most likely indicates ________
- Correct Answers -Flame rollout or backdraft
A low flow showerhead is one rated at ____ or less. - Correct Answers -2.5 gpm
Formaldehyde, a component in many building materials is NOT considered
carcinogenic. - Correct Answers -False
Which could be an indication that a ventilation system is out of balance? - Correct
Answers -Only one apartment complains about odors among a series of apartments in a
row
Btu per square foot per Heating Degree Day is the energy use index for a building -
Correct Answers -True
The "whole building approach" requires an understanding of the interactions of which of
the following building systems? - Correct Answers -- Building Envelope
- HVAC
- Lighting
An aquastat is needed as part of a tankless domestic hot water system? - Correct
Answers -True
What is the order of the layers of a wall in a cold climate? - Correct Answers -Interior
finish, vapor barrier, insulation, sheathing and cladding
Carbon Monoxide is measured in PPM. PPM stands for? - Correct Answers -Parts per
Million
You detect that a stove is emitting excessive amounts of CO. You should _______ -
Correct Answers -- Clean the burners
- Check for gas leaks
- Align the burners
A low pressure steam boiler does not need a pressure relief valve - Correct Answers -
False
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