California Electrical Contractor License Practice Test - Free 20 Questions

Question 1

What is the minimum general lighting load for a 2],500 sq. ft. dwelling unit?

Accepted Answer

7,500 VA

Answer

8,250 VA

Answer

5,000 VA

Answer

6,000 VA

Question 2

When calculating the service load for a range with a nameplate rating of 12 kW],what is the demand load (Table 220.55)?

Accepted Answer

8 kW

Answer

9.6 kW

Answer

12 kW

Answer

7.2 kW

Question 3

A 240V circuit has a voltage drop of 3%. What is the actual voltage at the load?

Accepted Answer

232.8V

Answer

234V

Answer

237V

Answer

240V

Question 4

How many #12 THHN conductors can be installed in a 4-inch square box that is 1.5 inches deep (21.0 cubic inches)?

Accepted Answer

9

Answer

7

Answer

8

Answer

10

Question 5

What is the branch-circuit short-circuit and ground-fault protection for a 5 HP,230V],single-phase motor (FLC = 28A) using an inverse time breaker?

Accepted Answer

70A

Answer

60A

Answer

80A

Answer

50A

Question 6

What is the minimum size copper THWN service-entrance conductor for a 200A residential service?

Accepted Answer

2/0 AWG

Answer

3/0 AWG

Answer

1/0 AWG

Answer

4/0 AWG

Question 7

Continuous loads must be calculated at what percentage for branch circuits?

Accepted Answer

125%

Answer

100%

Answer

150%

Answer

80%

Question 8

On an electrical blueprint],what does the symbol of a circle with two parallel lines through it typically represent?

Accepted Answer

Duplex receptacle

Answer

Ceiling fan

Answer

Light switch

Answer

Junction box

Question 9

What is the maximum number of #10 THHN wires in a 1/2 inch EMT conduit?

Accepted Answer

5

Answer

6

Answer

3

Answer

4

Question 10

What is the calculated load for a residential kitchen with two 1,500 VA small-appliance branch circuits and one 1,500 VA laundry circuit?

Accepted Answer

4,500 VA

Answer

3,000 VA

Answer

1,500 VA

Answer

6,000 VA

Question 1 of 280

What is the minimum general lighting load for a 2],500 sq. ft. dwelling unit?