#81.
What kind of pipe usually used as leaders in
tall buildings?
A
Cast iron pipe
B
Copper pipe
C
Wrought iron pipe
D
Plastic pipe
Answer: Wrought iron pipe
#82.
What will be the best kind of pipe for
underground drains within the buildings?
A
Cement pipe
B
G.i pipe
C
Cast iron pipe
D
Copper pipe
Answer: Cast iron pipe
#83.
The drainage system in the building should be
designed, constructed and maintained as to guard
against fouling, deposits of solids and clogging.
What feature should be provided to make
maintenance efficient and effective?
A
Adequate water supplies
B
Adequate vent pipes
C
Adequate cleanouts
D
Adequate water seal traps
Answer: Adequate cleanouts
#84.
Why is rainwater leaders are often not
included as part of the sanitary drainage system?
A
Rainwater has no cleansing effect.
B
Excessive rainwater hinders the treatment of the sewage
C
Not to overload the sewerage system.
D
Volume of water is unpredictable.
Answer: Excessive rainwater hinders the treatment of the sewage
#85.
Which word does not apply to the plumbing
system?
A
Gas tight
B
Water tight
C
Air tight
D
Smoke tight
Answer: Smoke tight
#86.
What is the shape for the signage for the
signage for women’s comfort room in order to aid
visually impaired women readily determine
whether a washroom is for men or women?
A
Square
B
Triangle
C
Circle
D
Rectangle
Answer: Circle
#87.
A fire sprinkler head has a k-factor of 7.6.
what is the flow rate at 15 psi?
A
24.3
B
57.1
C
29.4
D
41.3
Answer: 29.4
#88.
All valves controlling the supply of a fire
sprinkler system should be:
A
Indicating
B
Gate
C
Labeling
D
Insulating
Answer: Indicating
#89.
Where practical, all pipes from fixtures shall
be run in what direction with respect to the nearest
wall or building line?
A
Perpendicular
B
Across
C
Offset
D
Parallel
Answer: Parallel
#90.
By regulation, the minimum design pressure in
distribution system is?
A
20 psi
B
40 psi
C
35 psi
D
30 psi
Answer: 30 psi
#91.
Are there major difference between sewer and
septic system in your home?
A
One uses pressure and other uses gravity. d. None of the above
B
The only difference is in type of pipe used.
C
They are very similar.
D
None of the above.
Answer: None of the above.
#92.
They are very similar.
A
none of these
B
1.88 m
C
1.98 m
D
1.78 m
Answer: 1.78 m
#93.
What is the number one reason why pumps
cavitate?
A
Electric motor driving at an RPM that is too low
B
Plugged suction strainer
C
Low pressure
D
Air leak in the suction line
Answer: Low pressure
#94.
The most common hydraulic fluid is:
A
none of these
B
Mineral oil
C
Synthetic fluid
D
Water
Answer: Water
#95.
The relief valve is a normally closed valve.
The term “closed” means that is the power off
condition the valve is:
A
Non-adjustable
B
Adjustable
C
Open to flow
D
Closed to flow
Answer: Closed to flow
#96.
The effective thread length of a 3” diameter
of screwed steel pipe is ___________________.
A
1 2/3 in
B
1 3/17 in
C
1 ½ in
D
1 1/4 in
Answer: 1 ½ in
#97.
This is the term for a decorative metal trim
shield or flange located underneath a faucet
handle. It covers the hole in the wall or fixture as
well as the faucet stem.
A
Arm plate
B
Fluer
C
Dove tail
D
Escutcheon
Answer: Escutcheon
#98.
Plumbing systems shall be designed and
adjusted to use the _____ quantity of water
consistent with proper performance.
A
Maximum
B
Optimized
C
Minimum
D
Proper
Answer: Minimum
#99.
The building supply pipe, the water
distributing pipes and all fittings and
appurtenances known as _____
A
A potable water system
B
A structure water system
C
A water distributing system
D
A water supply system
Answer: A water supply system
#100.
In bending plastic pipe, what will be the
practical material to be used to prevent fattening
of the pipe?
A
Soil
B
Concrete
C
Gravel
D
Sand
Answer: Sand
Share this resultHelp your batchmates find the official result
