Which of the following is an objectionable
type of trap?
a. Bell trap
b. Full S trap
c. Bag trap
d. All of these
d. All of these
Which of the following is not a type of
filtration process for water?
a. Diatomaceous earth
b. Distillation
c. Pressure sand
d. Slow sand
b. Distillation
What is the minimum required flow pressure
for a water closet equipped with a flushometer
valve?
a. 8 psi
b. 10 psi
c. 15 psi
d. 25 psi
c. 15 psi
Where could we find a pop-up waste?
a. Water closet
b. Bathtub
c. Lavatory
d. Both b and c
d. Both b and c
What material property characteristic cast
iron pipe?
a. Ductility
b. Malleability
c. Brittleness
d. Flexibility
c. Brittleness
Which joint pipe is commonly used on
galvanized steel pipe?
a. Screwed joint
b. Flange joint
c. Welded joint
d. Solvent cement welded joint
a. Screwed joint
Which of the following is the heaviest
galvanized iron pipe?
a. Schedule 10
b. Schedule 40
c. Schedule 60
d. Schedule 80
d. Schedule 80
Vent stack is also know as?
a. Stack vent
b. Main vent
c. Yoke vent
d. Sovent system
b. Main vent
Which of the following tool is used to cut
external threads of a pipe?
a. Pipe threader
b. Tap
c. Reamer
d. Hacksaw
a. Pipe threader
Which of the following tool is used to
remove or tighten the head of a plug?
a. Basin wrench
b. Pipe wrench
c. Crescent wrench
d. Tap
c. Crescent wrench
What is the correct order of valves or devices
in a water service and building supply system?
a. Check valve, gate valve, water meter
b. Water meter, check valve, gate valve
c. Gate valve, check valve, water meter
d. Gate valve, water meter, check valve
d. Gate valve, water meter, check valve
A typical compression type tap is generally
made of what kind of valve?
a. Gate valve
b. Check valve
c. Globe valve
d. Butterfly valve
c. Globe valve
Where do you use a crowfoot?
a. Vent piping system
b. Strom drainage system
c. Water supply system
d. Sanitary piping system
a. Vent piping system
Galvanized steel pipes are generally
measured by its ____.
a. Inside diameter
b. Outside diameter
c. Number of threads
d. Developed length
a. Inside diameter
The word P-trap is synonymous with?
a. Gooseneck
b. Drum trap
c. Bell trap
d. Full s trap
a. Gooseneck
What type of vent is used in conjunction with
loop vent?
a. Circuit vent
b. Individual vent
c. Looped vent
d. Unit vent
a. Circuit vent
Crimping is the process of ____ pipe.
a. Cutting
b. Measuring
c. Threading
d. Jointing fitting to a
d. Jointing fitting to a
