1|Page
CSLB C10 Test 1 EXAM LATEST 2026-2027 ACTUAL EXAM WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR
VERIFIED|| ||BRANDNEW!!!||
If a No. 8 copper conductor is rated at 50 amps, what would be
the corresponding aluminum wire size? - ANSWER-No. 6
What is the minimum working clearance from an electrical panel
under 600 V? - ANSWER-36"
Voltage drop in wire is a function of: - ANSWER-Wire gauge,
Length of wire, Current flow in the wire
A 12-volt direct current, 13-watt fluorescent light is controlled by a
photocell. The average daily on-time is 12 hours per day. How
many watt-hours are consumed by the light on an average day? -
ANSWER-156
Where may you use nonmetallic-sheathed cable? - ANSWER-
inside floors and walls
,2|Page
What is the maximum permitted distance between convenience
outlets in kitchens? - ANSWER-12'
The minimum permitted size fixture wire is: - ANSWER-No. 18
What is an Erickson coupling used for? - ANSWER-to connect
two sections of rigid conduit when one section cannot be turned
The smallest size grounding conductor permitted for service
entrance is: - ANSWER-No. 8 copper
For an electric appliance with a 17.5 A load, the overcurrent
device must not exceed: - ANSWER-25 amps
A 5 kW appliance is used for 5 hours. At $0.014 per kWh, the cost
of running the appliance is: - ANSWER-$0.35
If the plumber accidentally cuts installed wires, to whom should
you report the problem? - ANSWER-general contractor
, 3|Page
What is the maximum distance to an outlet from any point along
the wall behind a kitchen counter? - ANSWER-24"
Which of the following materials is not corrosive? - ANSWER-
enamel
65 street lights are fed by a 2275-volt series circuit. What is the
voltage across each light? - ANSWER-35 V
What do you not take into consideration when doing load demand
calculations? - ANSWER-small portable heating and cooling
appliances
The symbol represents a: - ANSWER-relay coil
A fixture that weighs more than ______ must be supported
independently of an outlet box. - ANSWER-50 lb.
After installing a new A/C how would you test it? - ANSWER-turn
on the breaker and check voltage
CSLB C10 Test 1 EXAM LATEST 2026-2027 ACTUAL EXAM WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR
VERIFIED|| ||BRANDNEW!!!||
If a No. 8 copper conductor is rated at 50 amps, what would be
the corresponding aluminum wire size? - ANSWER-No. 6
What is the minimum working clearance from an electrical panel
under 600 V? - ANSWER-36"
Voltage drop in wire is a function of: - ANSWER-Wire gauge,
Length of wire, Current flow in the wire
A 12-volt direct current, 13-watt fluorescent light is controlled by a
photocell. The average daily on-time is 12 hours per day. How
many watt-hours are consumed by the light on an average day? -
ANSWER-156
Where may you use nonmetallic-sheathed cable? - ANSWER-
inside floors and walls
,2|Page
What is the maximum permitted distance between convenience
outlets in kitchens? - ANSWER-12'
The minimum permitted size fixture wire is: - ANSWER-No. 18
What is an Erickson coupling used for? - ANSWER-to connect
two sections of rigid conduit when one section cannot be turned
The smallest size grounding conductor permitted for service
entrance is: - ANSWER-No. 8 copper
For an electric appliance with a 17.5 A load, the overcurrent
device must not exceed: - ANSWER-25 amps
A 5 kW appliance is used for 5 hours. At $0.014 per kWh, the cost
of running the appliance is: - ANSWER-$0.35
If the plumber accidentally cuts installed wires, to whom should
you report the problem? - ANSWER-general contractor
, 3|Page
What is the maximum distance to an outlet from any point along
the wall behind a kitchen counter? - ANSWER-24"
Which of the following materials is not corrosive? - ANSWER-
enamel
65 street lights are fed by a 2275-volt series circuit. What is the
voltage across each light? - ANSWER-35 V
What do you not take into consideration when doing load demand
calculations? - ANSWER-small portable heating and cooling
appliances
The symbol represents a: - ANSWER-relay coil
A fixture that weighs more than ______ must be supported
independently of an outlet box. - ANSWER-50 lb.
After installing a new A/C how would you test it? - ANSWER-turn
on the breaker and check voltage
