California C10 Electrical Exam Questions And Answers
Min #receptacles in a garage - ANS 1
Mobile home service equipment shall be line of sight and no more than ____ from the exterior wall of the home - ANS 30'
If a service conductor is over 300V but less than 600V, what is the minimum...
Mobile home service equipment shall be line of sight and no more than ____ from
the exterior wall of the home - ANS 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
K
that are not subject to traffic? - ANS 15'
A power meter must be a minimum of ____ feet away from any door, gas meter, or
C
window opening. - ANS 3
A rod-type grounding electrode should have a minimum diameter of - ANS 5/8"
LO
Conductors entering buildings shall be protected: - ANS To the point of entrance
A grounding electrode must be in contact with soil a minimum: - ANS 8'
YC
If a raceway has various conductors coming from different systems, then you
should group each system separately every: - ANS 6'
What is the maximum distance a service conductor can run over a roof? - ANS 6'
Soldered connections are not permitted for - ANS Grounded connections
D
Refer to diagram. If you have 0 to 150 nominal voltage to ground, then what is the
minimum clear distance required from such equipment? - ANS 3'
U
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
ST
a grounded conductor present? - ANS Orange
What is the purpose of a BOS? - ANS Integrates PV into the building's load
Cable trays or similar raceways carrying service entrance conductors must: - ANS
Be Labled
Which of the following bulbs cannot be used with dimmer switches? - ANS 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.
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