CSLB C10 Test 1 | 120 Questions with 100% Correct Answers
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Course
CSLB
Institution
Liberty University
What is the minimum working clearance from an electrical panel under 600 V? - 36" Voltage drop in wire is a function of: - 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...
cslb c10 test 1 | 120 questions with 100 correct answers
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CSLB C10 Test 1 | 120 Questions with
100% Correct Answers
What is the minimum working clearance from an electrical panel under 600 V? Correct Answer:
36"
Voltage drop in wire is a function of: Correct 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?
Correct Answer: 156
Where may you use nonmetallic-sheathed cable? Correct Answer: inside floors and walls
What is the maximum permitted distance between convenience outlets in kitchens? Correct
Answer: 12'
The minimum permitted size fixture wire is: Correct Answer: No. 18
What is an Erickson coupling used for? Correct Answer: to connect two sections of rigid conduit
when one section cannot be turned
The smallest size grounding conductor permitted for service entrance is: Correct Answer: No. 8
copper
For an electric appliance with a 17.5 A load, the overcurrent device must not exceed: Correct
Answer: 25 amps
A 5 kW appliance is used for 5 hours. At $0.014 per kWh, the cost of running the appliance is:
Correct Answer: $0.35
If the plumber accidentally cuts installed wires, to whom should you report the problem? Correct
Answer: general contractor
What is the maximum distance to an outlet from any point along the wall behind a kitchen
counter? Correct Answer: 24"
Which of the following materials is not corrosive? Correct Answer: enamel
65 street lights are fed by a 2275-volt series circuit. What is the voltage across each light?
Correct Answer: 35 V
, What do you not take into consideration when doing load demand calculations? Correct Answer:
small portable heating and cooling appliances
The symbol represents a: Correct Answer: relay coil
A fixture that weighs more than ______ must be supported independently of an outlet box.
Correct Answer: 50 lb.
After installing a new A/C how would you test it? Correct Answer: turn on the breaker and
check voltage
The symptoms of shock are: Correct Answer: pale skin; sweaty; fast pulse
Of the following subtrades, which one must yield in the case of a dispute? Correct Answer:
concrete
The following should not be used on a live circuit: Correct Answer: ohmmeter
Which of the following applies to solar panels, metal frames, and metal mounting equipment on
a roof-mounted PV system? Correct Answer: They must be bonded and grounded.
With what should you treat a burn at a jobsite? Correct Answer: loose bandage only
What type of insulation is needed underground? Correct Answer: THW
One million watts equal one: Correct Answer: megawatt
The maximum voltage for a plug fuse is Correct Answer: 125 V
What is a troffer fixture? Correct Answer: A recessed lighting fixture in a suspended ceiling
system
When flexibility is not required, AC cable should be stapled or strapped _____ from a box.
Correct Answer: 1'
A house is approximately 2300 sq ft and has all-electric major and minor appliances (e.g.,
washer, dryer, furnace, and A/C). The ground conductor for the above system is at least: Correct
Answer: No. 8
Service drops over public streets, sidewalks, and commercial areas subject to truck traffic must
have a minimum clearance of _____ from final grade. Correct Answer: 18'
What is the minimum number of receptacles required at each patient bed location in critical care
areas of healthcare facilities? Correct Answer: fourteen
The instrument that tests the resistance of wire insulation is a(n): Correct Answer: Megger
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