California CSLB C10 Electrical Exam
Questions with A-graded Answers, Latest
Edition
The correct sequence for installing the vapour barrier is:
A. Siding-shear panel-paper
B. Shear panel-paper-siding
C. Paper-siding-shear panel
D. Shear panel-siding-paper
Shear panel-paper-siding
What is the slope in degrees of a roof with a rise of 12 and a run of 12?
A. 22.5 degrees
B. 45.0 degrees
C. 50.0 degrees
D. 90.0 degrees
45 degrees.
How deep must electrical be in a public area if the conduit is PVC and there is no vehicle
traffic?
18"
In electrical work, the green wire is the:
Grounding conductor
What is the longest length ladder that Cal/OSHA approves?
44' is the longest ladder Cal/OSHA approves
Under what condition can you add one additional layer to existing asphalt shingles on a
roof?
If the roof is less than three layers.
How should a residential water heater be protected from earthquakes?
It should be attached to a wall.
, You would use a 1.5 GPM fixture when:
You want to conserve water
The best way to handle an I-beam is with a:
Nylon strap
To determine if a wall is plumb, us a:
Level and straight edge
The minimum required thickness for tempered glass used in residential shower doors is:
1/8 is the minimum required thickness
How many board feet are in a 5"D x 6"W x 20'L beam?
50 board feet.
Thickness X Width X Length in Inches dived by 144.
When nailing roofing, the railheads:
A. Should be brought almost to the surface of the shingle
B. Should not exert any pressure on the roofing
C. Should never be overdriven
D. All of the above
All of the above
Soldering of a copper pipe fitting is completed when:
Solder appears all around the joint.
What is the maximum spacing of single nails in a single layer of drywall on the ceiling?
7" is the maximum spacing of single nails in a single layer of a drywall ceiling.
In construction, a hazardous area should be marked with what color tape?
Yellow tape should be used to mark off a hazardous area.
Green board would be used for?
Bathroom walls or possible wet locations.
The minimum size vent for a water closet is:
1 1/2" minimum vent size for a water closet.
Which tool would you use to apply mortar 1/2" thick?
Trowel
Questions with A-graded Answers, Latest
Edition
The correct sequence for installing the vapour barrier is:
A. Siding-shear panel-paper
B. Shear panel-paper-siding
C. Paper-siding-shear panel
D. Shear panel-siding-paper
Shear panel-paper-siding
What is the slope in degrees of a roof with a rise of 12 and a run of 12?
A. 22.5 degrees
B. 45.0 degrees
C. 50.0 degrees
D. 90.0 degrees
45 degrees.
How deep must electrical be in a public area if the conduit is PVC and there is no vehicle
traffic?
18"
In electrical work, the green wire is the:
Grounding conductor
What is the longest length ladder that Cal/OSHA approves?
44' is the longest ladder Cal/OSHA approves
Under what condition can you add one additional layer to existing asphalt shingles on a
roof?
If the roof is less than three layers.
How should a residential water heater be protected from earthquakes?
It should be attached to a wall.
, You would use a 1.5 GPM fixture when:
You want to conserve water
The best way to handle an I-beam is with a:
Nylon strap
To determine if a wall is plumb, us a:
Level and straight edge
The minimum required thickness for tempered glass used in residential shower doors is:
1/8 is the minimum required thickness
How many board feet are in a 5"D x 6"W x 20'L beam?
50 board feet.
Thickness X Width X Length in Inches dived by 144.
When nailing roofing, the railheads:
A. Should be brought almost to the surface of the shingle
B. Should not exert any pressure on the roofing
C. Should never be overdriven
D. All of the above
All of the above
Soldering of a copper pipe fitting is completed when:
Solder appears all around the joint.
What is the maximum spacing of single nails in a single layer of drywall on the ceiling?
7" is the maximum spacing of single nails in a single layer of a drywall ceiling.
In construction, a hazardous area should be marked with what color tape?
Yellow tape should be used to mark off a hazardous area.
Green board would be used for?
Bathroom walls or possible wet locations.
The minimum size vent for a water closet is:
1 1/2" minimum vent size for a water closet.
Which tool would you use to apply mortar 1/2" thick?
Trowel
