Exam Prep 1

Question 1

How many years old to obtain a journeyman’s license.

Answer 1

20

Question 2

What size wire for a 400 amp service dwelling.

Answer 2

400 KCMIL

Question 3

Dedicated space above an electrical panel extends a distance of how many feet?

Answer 3

6 feet
110.26(E)(1)(1)(a)

Question 4

What is the minimum bending radius for a one shot bend in 2-in EMT conduit?

Answer 4

9.5 inches
Table2 Chapter 9

Question 5

What is the highest point above the floor of working platform the operating handle of a circuit breaker can be?

Answer 5

6 ft 7 in

Question 6

The bathtub zone for cord connected lumineers, hanging Lumineers, and ceiling suspended fans is how high from the top of the bath tube rim or shower stall threshold?

Answer 6

8 ft from the rim

Question 7

What is the maximum number of disconnecting means allowed to shut all power off in a building?

Answer 7

6

Question 8

What is the minimum distance ignitable materials can be from a recessed fluorescent fixture that’s installed in a closet?

Answer 8

6 in
410.16(C)(3)

Question 9

What is the deration factor of 18 current carrying conductors installed in a conduit?

Answer 9

50%
Table 310.15(B)(3)(a)

Question 10

In a dwelling unit the small appliance circuit load should be calculated at how many volt amps?

Answer 10

1500
220.52(A)

Question 11

What is the minimum workspace clearance in height?

Answer 11

6 and 1/2 ft

Question 12

The maximum voltage drop for a feeder and branch circuit in order to provide maximum efficiency of operation is?

Answer 12

3%

Question 13

What size circuit is a 15 amp rated receptacle recognized as being acceptable on?

Answer 13

15 or 20 amps

Question 14

The maximum number of amps that can be drawn by a window air conditioner not fastened in place which can be plugged into a residential 15 amp branch circuit is?

Answer 14

12 amps

Question 15

There are six conductors in a raceway connected to 75° c rated circuit breaker. Each wire has a 70 amp load using THHN conductors. The minimum size conductors used are?

Answer 15

4 AWG
Table 310.15(B)(16)
Table 310.15(B)(3)(a)

Question 16

Thermal installation shall not be installed within how many inches of recessed lighting fixtures?

Answer 16

3 in

Question 17

The volt amp rating of a device that consumes 14.5 ampers on a 240 volt circuit is?

Answer 17

3,480 w
P=ExI

Question 18

A 208 volt 3 phase heater draws 3,598 Watts. How many amperages does the heater draw?

Answer 18

10 amps
P=Ex1.73/I

Question 19

The underwater light fixture shall be installed at least how many inches below the pool’s water level?

Answer 19

18 in
680.23(A)(5)

Question 20

A junction box for the 120 volt wet niche fixture shall be at least how many inches above the ground?

Answer 20

4 in
680.24(A)(2)(a)