Exam Questions With Reviewed 100% Correct Detailed Answers
Guaranteed Pass!!Current Update!!
What is the minimum working clearance from an electrical
36"
panel under 600 V?
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 con-
trolled by a photocell. The average daily on-time is 12
156
hours per day. How many watt-hours are consumed by
the light on an average day?
Where may you use nonmetallic-sheathed cable? inside floors and walls
What is the maximum permitted distance between conve-
12'
nience outlets in kitchens?
The minimum permitted size fixture wire is: No. 18
to connect two sections of rigid conduit when one section
What is an Erickson coupling used for?
cannot be turned
The smallest size grounding conductor permitted for ser-
No. 8 copper
vice entrance is:
For an electric appliance with a 17.5 A load, the overcur-
25 amps
rent device must not exceed:
A 5 kW appliance is used for 5 hours. At $0.014 per kWh,
$0.35
the cost of running the appliance is:
If the plumber accidentally cuts installed wires, to whom
general contractor
should you report the problem?
What is the maximum distance to an outlet from any point
24"
along the wall behind a kitchen counter?
Which of the following materials is not corrosive? enamel
65 street lights are fed by a 2275-volt series circuit. What
35 V
is the voltage across each light?
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, CSLB C10 Test 1 Verified Multiple Choice and Conceptual Actual Frequently Tested
Exam Questions With Reviewed 100% Correct Detailed Answers
Guaranteed Pass!!Current Update!!
What do you not take into consideration when doing load
small portable heating and cooling appliances
demand calculations?
relay coil
The symbol represents a:
A fixture that weighs more than must be support-
50 lb.
ed independently of an outlet box.
After installing a new A/C how would you test it? turn on the breaker and check voltage
The symptoms of shock are: pale skin; sweaty; fast pulse
Of the following subtrades, which one must yield in the
concrete
case of a dispute?
The following should not be used on a live circuit: ohmmeter
Which of the following applies to solar panels, metal
frames, and metal mounting equipment on a roof-mount- They must be bonded and grounded.
ed PV system?
With what should you treat a burn at a jobsite? loose bandage only
What type of insulation is needed underground? THW
One million watts equal one: megawatt
The maximum voltage for a plug fuse is 125 V
What is a trotter fixture? A recessed lighting fixture in a suspended ceiling system
When flexibility is not required, AC cable should be sta-
1'
pled or strapped from a box.
A house is approximately 2300 sq ft and has all-electric
major and minor appliances (e.g., washer, dryer, furnace,
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