State Exam Practice pt.3 Flashcards
questions 253-516
What is the UL classifications of slate and tile roofs?
A. A
B. B
C. C
D. Do not have a UL classification
A. A
The metal roof panels can be furnished in various lengths up to
A. 8’
B. 18’
C. 24’
C. 24’
What type of plumbing trap would you expect to find under a sink?
A. P-trap
B. Drum trap
C. Mechanical trap
D. S-trap
A. P-trap
Fiberglass and steel showers require shower pans
A. True
B. False
B. False
Minimum size of a grease trap interceptor is
A. 100 gallons
B. 500 gallons for commercial establishments
C. four times the gpm of all fixtures discharging to it
D. Both A and C
E. All of the above
A. 100 gallons
The difference between a Class 1 and Class 2 aerobic treatment plant is
A. cost
B. weight
C. that Class 1 must always utilize low pressure closing
D. that Class 2 cannot be used for surface application
D. that Class 2 cannot be used for surface application
Site service visits for aerobic plants should include
A. removal of lids and cover for access to plant chambers and equipment
B. activation of all mechanical equipment and evaluation while running
C. checking if all filters, screens, and strainers are clean or to be replaced
D. an evaluation of the process operation
E. All of the above
D. an evaluation fo the process operation
Electrical wires must clear all flat roofs by how many feet and driveways by how many feet?
A. 6; 15
B. 8; 12
C. 10;12
B. 8; 12
What is the amperage of 14-ga copper wire?
A. 15
B. 18
C. 20
D. 30
A. 15
What is the amperage of 12-ga aluminum wire?
A. 15
B. 20
C. 25
D. 30
A. 15
Electricity is sold in quantities of
A. volts
B. amperage
C. kilowatt hours
C. kilowatt hours
Three-prong outlets do not require grounding
A. True
B. False
B. False
A conventional heating/cooling thermostat is acceptable for heat pumps.
A. True
B. False
B. False
When inspecting a high efficiency heat pump with an electronic control panel and thermostat, the thermostat temperature setting should never be moved more than 4F in either direction
A. True
B. False
A. True
A geothermal system is more efficient year-round than a standard heat pump
A. True
B. False
A. True
The ground loop consists of several lengths of X pipe
A. Copper
B. Black iron
C. polyethylene
D. All of the Above
C. polyethylene
Continuous clean ovens must never be cleaned with oven cleaners.
A. True
B. False
A. True
Clothes dryers may be vented under the house or in the attic
A. True
B. False
B. False
When the filter pump is not operating, the pool sweep pump and/or pool heater must operate
A. True
B. False
B. False
All swimming pools and spas are required to be bonded and have GFCI-protected electrical equipment circuit.
A. True
B. False
A. True
Water action in a spa or hot tub is created by a series of
A. hydrojets
B. venturi
C. Both A and B
D. Neither A nor B
C. Both A and B
Hot tubs always are manufactured from wood
A. True
B. False
A. True
As long as no wood-to-soil contact exists, you may be relatively assured that termites cannot establish themselves.
A. True
B. False
B. False
The most common termites are
A. subterrancan and Formosan termites
B. dampwood and Formosan termites
C. subterranean and drywood termites
C. subterranean and drywood termites
Drywood termite colonies appear in wood below ground level
A. True
B. False
B. False
If the UFFI must be removed from the walls, it is not necessary to install new wall panels or siding.
A. True
B. False
B. False