C36 Plumbing CSLB question n answers graded A+ 2024/2025
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Course
Cslb
Institution
Cslb
C36 Plumbing CSLBSlip joint fittings are not allowed at - correct answer a waste arm or trip arm
On a waste line, what type of fitting can you use? - correct answer cleanout
wye of ¼ bend
sanitary tee
What would you use to connect GIP (galvanized iron pipe) to copper? - correct answer bras...
Slip joint fittings are not allowed at - correct answer a waste arm or trip arm
On a waste line, what type of fitting can you use? - correct answer cleanout
wye of ¼ bend
sanitary tee
What would you use to connect GIP (galvanized iron pipe) to copper? - correct answer brass fitting
One gallon of water weighs: - correct answer 8.33 pounds
One psi of water is equal to: - correct answer 2.31 feet
The specific gravity of water is: - correct answer 1.000
In a solar system, where do you place a pump valve? - correct answer supply and service side of pump
In a solar system cross-connections are used if - correct answer if it is a closed-loop system
How many square feet would a family of six require if a family of four requires 48 sq. ft. of solar panels? -
correct answer 72------ 48/(4 family)=12 12x(6 family)=72
A 2 inch vent will suffice for: - correct answer 4 pedestal urinals
A dental cuspidor has how many fixture units? - correct answer 1
,In water piping, slip joints may be used only in the ______ fixture_______. - correct answer exposed---
supply
What do you do in a restaurant to install a new water softener? - correct answer backwash disposal must
be sized by a building authority
In the pipe below, the best way to melt the ice in the pipe is from: - correct answer apply heat from the
supply end
How is pressure affected when a water softener is installed? - correct answer decreases
A single trap may receive the waste from a: - correct answer laundry tub and clothes washer
When permitted for special conditions, which of
the following traps may be installed? - correct answer
What provision must be taken when installing drawn brass tubing traps not less than 17 B & S gauge on
fixtures discharging liquid wastes? - correct answer traps exposed and readily assessable
In swimming pools, where can you use copper pipe? - correct answer all lines
On building drains, what type of pipe is not generally used? - correct answer plastic
The heaviest copper pipe is: - correct answer Type K
Where can copper tubing be connected to a ½ inch copper 90° ell? - correct answer at both ends
On a gas supply line to a water heater,¾ inch copper tube is permissible - correct answer true
Review colors and stripes - correct answer Lavender -Blue
, DWV-Yellow
Kelly-Green
Mad-Red
When cutting pipe, why is reamer used? - correct answer to remove internal burrs
Which of the following is used to thread pipe? - correct answer dies
What are anti-siphoning devices used for? - correct answer potable water systems
How is plastic adapted to cast-iron bell and spigot? - correct answer approved lead-joint plastic adapter
because lead cools faster than plastic absorbs
To cut plastic pipe, use a: - correct answer hacksaw
On flat-sided nuts and bolts, what sort of wrench would you use? - correct answer open-end pipe
What is used to bend soft copper tubing? - correct answer spring bender
What is a yarning iron used for? - correct answer hub pipe
A torque wrench for a no-hub coupling should release at: - correct answer 60 inches/lb
On chrome fittings, what sort of wrench would you use? - correct answer strap
On nickel-chrome pipe fittings what sort of wrench would you use? - correct answer strap
On plastic fitting, what sort of wrench would you use? - correct answer strap
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