TEST #2- CHAPTER #4~ PLUMBING
MATERIALS EXAM QUESTIONS WITH
CORRECT ANSWERS
A full way valve in which a threaded stem raises and lowers a wedge shaped disc that
fits against a valve seat in the valve body - Answer-Gate
Recommended in situations where the valve will be operated frequently for throttling or
where positive shut off is required, such as in plumbing fixture supply pipes - Answer-
Globe Valves
A valve with hose threads that is installed on a tank, such as a water heater, to drain or
flush the tank - Answer-Sediment Faucet
the main advantage of a ____ valve is its thin body, which allows the valve to be
installed where other valves cannot fit - Answer-Butterfly Valve
Which type backwater valves are designed for use in vertical plumbing - Answer-Type
III
A pressure reducing valve must be installed where the static pressure may exceed
______ kPa at any fixture - Answer-550
a water meter used to measure large, constant volumes of water in buildings such as
hotels, multifamily dwellings, and industrial facilities - Answer-Turbine Water Meter
A device fastened to the end of pipes to make connections between individual pipes -
Answer-Fittings
This type of pipe is used in potable water distribution, corrosive industrial fluid handling
and fire suppression systems - Answer-CPVC
____ should not be installed outdoors above ground or inside buildings in areas
exposed to sunlight unless its properly covered - Answer-PEX Pipe
Commonly used in heat transfer applications such as radiant floor heating and
geothermal- source ground piping for heat pumps - Answer-PE Pipe
____ copper tube is drawn from copper tube that is heated to a specific temperature
and cooled at a predetermined rate to give it a desired strength and hardness - Answer-
Annealed
MATERIALS EXAM QUESTIONS WITH
CORRECT ANSWERS
A full way valve in which a threaded stem raises and lowers a wedge shaped disc that
fits against a valve seat in the valve body - Answer-Gate
Recommended in situations where the valve will be operated frequently for throttling or
where positive shut off is required, such as in plumbing fixture supply pipes - Answer-
Globe Valves
A valve with hose threads that is installed on a tank, such as a water heater, to drain or
flush the tank - Answer-Sediment Faucet
the main advantage of a ____ valve is its thin body, which allows the valve to be
installed where other valves cannot fit - Answer-Butterfly Valve
Which type backwater valves are designed for use in vertical plumbing - Answer-Type
III
A pressure reducing valve must be installed where the static pressure may exceed
______ kPa at any fixture - Answer-550
a water meter used to measure large, constant volumes of water in buildings such as
hotels, multifamily dwellings, and industrial facilities - Answer-Turbine Water Meter
A device fastened to the end of pipes to make connections between individual pipes -
Answer-Fittings
This type of pipe is used in potable water distribution, corrosive industrial fluid handling
and fire suppression systems - Answer-CPVC
____ should not be installed outdoors above ground or inside buildings in areas
exposed to sunlight unless its properly covered - Answer-PEX Pipe
Commonly used in heat transfer applications such as radiant floor heating and
geothermal- source ground piping for heat pumps - Answer-PE Pipe
____ copper tube is drawn from copper tube that is heated to a specific temperature
and cooled at a predetermined rate to give it a desired strength and hardness - Answer-
Annealed
