CALIFORNIA CSLB C10 ELECTRICAL EXAM QUESTIONS
WITH COMPLETE SOLUTIONS GUARANTEED PASS BRAND
NEW 2025
Min #receptacles in a garage - ANSWER - >1
Mobile home service equipment shall be line of sight and no
more than ____ from the exterior wall of the home - ANSWER -
>30'
If a service conductor is over 300V but less than 600V, what is
the minimum clearance of that service conductor if it runs in
residential and commercial areas that are not subject to traffic?
- ANSWER - >15'
A power meter must be a minimum of ____ feet away from any
door, gas meter, or window opening. - ANSWER - >3
A rod-type grounding electrode should have a minimum
diameter of - ANSWER - >5/8"
Conductors entering buildings shall be protected: - ANSWER -
>To the point of entrance
A grounding electrode must be in contact with soil a minimum:
- ANSWER - >8'
, If a raceway has various conductors coming from different
systems, then you should group each system separately every: -
ANSWER - >6'
What is the maximum distance a service conductor can run
over a roof? - ANSWER - >6'
Soldered connections are not permitted for - ANSWER -
>Grounded connections
Refer to diagram. If you have 0 to 150 nominal voltage to
ground, then what is the minimum clear distance required from
such equipment? - ANSWER - >3'
What color marking is required for conductors or busbars that
carry the higher voltage to ground and these marking are
required at connection points that have a grounded conductor
present? - ANSWER - >Orange
What is the purpose of a BOS? - ANSWER - >Integrates PV into
the building's load
Cable trays or similar raceways carrying service entrance
conductors must: - ANSWER - >Be Labled
Which of the following bulbs cannot be used with dimmer
switches? - ANSWER - >All of the listed bulb types can be used
with dimmers provided the dimmer is designed, tested and UL
listed for the specific lighting source or load type.
WITH COMPLETE SOLUTIONS GUARANTEED PASS BRAND
NEW 2025
Min #receptacles in a garage - ANSWER - >1
Mobile home service equipment shall be line of sight and no
more than ____ from the exterior wall of the home - ANSWER -
>30'
If a service conductor is over 300V but less than 600V, what is
the minimum clearance of that service conductor if it runs in
residential and commercial areas that are not subject to traffic?
- ANSWER - >15'
A power meter must be a minimum of ____ feet away from any
door, gas meter, or window opening. - ANSWER - >3
A rod-type grounding electrode should have a minimum
diameter of - ANSWER - >5/8"
Conductors entering buildings shall be protected: - ANSWER -
>To the point of entrance
A grounding electrode must be in contact with soil a minimum:
- ANSWER - >8'
, If a raceway has various conductors coming from different
systems, then you should group each system separately every: -
ANSWER - >6'
What is the maximum distance a service conductor can run
over a roof? - ANSWER - >6'
Soldered connections are not permitted for - ANSWER -
>Grounded connections
Refer to diagram. If you have 0 to 150 nominal voltage to
ground, then what is the minimum clear distance required from
such equipment? - ANSWER - >3'
What color marking is required for conductors or busbars that
carry the higher voltage to ground and these marking are
required at connection points that have a grounded conductor
present? - ANSWER - >Orange
What is the purpose of a BOS? - ANSWER - >Integrates PV into
the building's load
Cable trays or similar raceways carrying service entrance
conductors must: - ANSWER - >Be Labled
Which of the following bulbs cannot be used with dimmer
switches? - ANSWER - >All of the listed bulb types can be used
with dimmers provided the dimmer is designed, tested and UL
listed for the specific lighting source or load type.
