CSLB C10 Test 1
1. What is the minimum working clearance from an 36"
electrical panel under 600 V?
2. Voltage drop in wire is a function of: Wire gauge, Length of wire,
Current flow in the wire
3. A 12-volt direct current, 13-watt fluorescent light is 156
controlled by a photocell. The average daily on-time
is 12 hours per day. How many watt-hours are con-
sumed by the light on an average day?
4. Where may you use nonmetallic-sheathed cable? inside floors and walls
5. What is the maximum permitted distance between 12'
convenience outlets in kitchens?
6. The minimum permitted size fixture wire is: No. 18
7. What is an Erickson coupling used for? to connect two sections of
rigid conduit when one sec-
tion cannot be turned
8. The smallest size grounding conductor permitted No. 8 copper
for service entrance is:
9. For an electric appliance with a 17.5 A load, the 25 amps
overcurrent device must not exceed:
10. A 5 kW appliance is used for 5 hours. At $0.014 per $0.35
kWh, the cost of running the appliance is:
11. If the plumber accidentally cuts installed wires, to general contractor
whom should you report the problem?
, CSLB C10 Test 1
12. What is the maximum distance to an outlet from any 24"
point along the wall behind a kitchen counter?
13. Which of the following materials is not corrosive? enamel
14. 65 street lights are fed by a 2275-volt series circuit. 35 V
What is the voltage across each light?
15. What do you not take into consideration when do- small portable heating and
ing load demand calculations? cooling appliances
16. The symbol represents a: relay coil
17. A fixture that weighs more than ______ must be sup- 50 lb.
ported independently of an outlet box.
18. After installing a new A/C how would you test it? turn on the breaker and check
voltage
19. The symptoms of shock are: pale skin; sweaty; fast pulse
20. Of the following subtrades, which one must yield in concrete
the case of a dispute?
21. The following should not be used on a live circuit: ohmmeter
22. Which of the following applies to solar panels, met- They must be bonded and
al frames, and metal mounting equipment on a grounded.
roof-mounted PV system?
1. What is the minimum working clearance from an 36"
electrical panel under 600 V?
2. Voltage drop in wire is a function of: Wire gauge, Length of wire,
Current flow in the wire
3. A 12-volt direct current, 13-watt fluorescent light is 156
controlled by a photocell. The average daily on-time
is 12 hours per day. How many watt-hours are con-
sumed by the light on an average day?
4. Where may you use nonmetallic-sheathed cable? inside floors and walls
5. What is the maximum permitted distance between 12'
convenience outlets in kitchens?
6. The minimum permitted size fixture wire is: No. 18
7. What is an Erickson coupling used for? to connect two sections of
rigid conduit when one sec-
tion cannot be turned
8. The smallest size grounding conductor permitted No. 8 copper
for service entrance is:
9. For an electric appliance with a 17.5 A load, the 25 amps
overcurrent device must not exceed:
10. A 5 kW appliance is used for 5 hours. At $0.014 per $0.35
kWh, the cost of running the appliance is:
11. If the plumber accidentally cuts installed wires, to general contractor
whom should you report the problem?
, CSLB C10 Test 1
12. What is the maximum distance to an outlet from any 24"
point along the wall behind a kitchen counter?
13. Which of the following materials is not corrosive? enamel
14. 65 street lights are fed by a 2275-volt series circuit. 35 V
What is the voltage across each light?
15. What do you not take into consideration when do- small portable heating and
ing load demand calculations? cooling appliances
16. The symbol represents a: relay coil
17. A fixture that weighs more than ______ must be sup- 50 lb.
ported independently of an outlet box.
18. After installing a new A/C how would you test it? turn on the breaker and check
voltage
19. The symptoms of shock are: pale skin; sweaty; fast pulse
20. Of the following subtrades, which one must yield in concrete
the case of a dispute?
21. The following should not be used on a live circuit: ohmmeter
22. Which of the following applies to solar panels, met- They must be bonded and
al frames, and metal mounting equipment on a grounded.
roof-mounted PV system?
