Journeyman Closed Book Exam 10 | REE Board Exam

This is the Multiple Choice Questions Part 10 of the Series in Journeyman Closed Book Exam as one of the Electrical Engineering Board Exam and Registered Master Electrician References. In Preparation for the REE and REE Board Exam make sure to expose yourself and familiarize yourself with each and every question compiled here taken from various sources including but not limited to past Board Exam Questions in the Electrical Engineering field, Electrical Engineering Books, Journals and other Electrical Engineering References.

Continue Practice Exam Test Questions Part 10 of the Series

⇐ Journeyman Closed Book Exam 9 | REE Board Exam

Choose the letter of the best answer in each question.

1. The neutral conductor shall not be ____________.

a. Stranded

b. Solid

c. Insulated

d. Fused

2. The voltage drop in a line can be decreased by_______________.

I. Increasing the wire size II. Increasing the current III. Decreasing the load

a. I only

b. I and II only

c. I, II and III

d. I and III only

3. In a residence, no point along the floor line in any wall space may be more than ______ feet from an outlet.

a. 6

b. 6 ½

c. 12

d. 10

4. Insulating safety grips on tools __________.

a. Are enough

b. Are not meant for that purpose

c. Should be used with other insulating equipment

d. Are not enough

5. The rating of any one portable appliance shall not exceed ________ percent of the branch circuit rating.

a. 40

b. 50

c. 70

d. 80

6. A generic term for a group of non-flammable synthetic chlorinated hydrocarbons used as electrical insulating media.

a. Askarel

b. Acid

c. Chloragorm

d. Solder

7. The part of an electrical system that performs a mechanical function rather than an electrical function is called a (an) _____________.

a. Receptacle

b. Device

c. Fitting

d. Outlet

8. An electrical condenser is best defined as _______________.

a. A coil of wire

b. A wrapping of layers of metal foil

c. A coil of wire with layers of metal foil

d. A wrapping of many layers of metal foil set apart by waxed paper

9. Solid wire is preferred instead of stranded wire in panel wiring because ____________.

a. Costs less than stranded

b. Solid will carry more current

c. Can be “shaped” better

d. No derating required for solid

10. Which one of the following is not an insulator?

a. Bakelite

b. Oil

c. Air

d. Salt water

11. The definition of accessible (wire):

a. Admitting close approach

b. Not guarded by locked doors, elevation, etc

c. Not permanently closed in by the building or structure

d. All of the above

12. The Code is designed for safety regardless of _______________.

I. Cost II. Time III. Maintenance IV. Efficiency V. Future structure

a. I & II

b. III & IV

c. I through IV

d. I through V

13. When voltage and current appear at their zero and peak values at the same time, they are in ________.

a. Motion

b. Group

c. Phase

d. Balanced

14. What is meant by “traveler wires”?

a. Wiring to a split receptacle

b. Two-wires between 3-way switches

c. Wiring to a door bell

d. Out of state electrician

15. On a #4 drill bit, the #4 is determined by ________.

a. Hardness

b. Size

c. Strength

d. Length

16. Wiring systems in wet locations should be ___________.

a. Placed so a permanent air space separates them from the supporting surface.

b. Separated by insulated bushings

c. Separated by non-combustible tubing

d. Protected by a guard strip

17. The best type of fire extinguisher for an electrical fire is a ____________.

a. Dry chemical extinguisher

b. Soda-acid extinguisher

c. Foam extinguisher

d. Carbon monoxide extinguisher

18. “Thermally protected” appearing on the nameplate of a motor indicates that the motor is provided with a ____________.

a. Fuse

b. Switch

c. Breaker

d. Heat sensing element

19. A capacitor is a device that _________ energy.

a. Produces

b. Stores

c. Opposes

d. Increases

20. When working near acid storage batteries, extreme care should be taken to guard against sparks essentially to avoid __________.

a. Overheating the electrolyte

b. An electric shock

c. A short circuit

d. An explosion

21. Which of the following statements is incorrect?

a. Current flowing through a conductor causes heat

b. The conduit of an electrical system should be grounded

c. Volt meters are connected in parallel in a circuit

d. Rectifiers change DC to AC

22. When installing raceway systems, it is essential that they be _________.

a. Rigidly supported as required

b. Exposed

c. Concealed in walls

d. Readily accessible

23. Which of the following is a “handy” box?

24. The reason for grounding the frame of a portable electric hand tool is to ___________.

a. Prevent the frame of the total tool from becoming alive to ground

b. Prevent overheating of the tool

c. Prevent shorts

d. Reduce the voltage drop

25. Two metals of different materials shall not be joined together in order to avoid the ______ action.

a. Rusting

b. Galvanic

c. Reverse

d. Corrosion

26. A ________ device which serves to govern in some predetermined manner the electric power delivered to the apparatus to which it’s connected.

a. Switch

b. Feeder

c. Service

d. Controller

27. The ungrounded conductor can be identified by the color _________.

a. White or gray

b. Green or bare

c. Pink flamingo

d. None of these

28. What is the maximum number of overcurrent devices allowed in a lighting and appliance panelboard?

a. 24

b. 30

c. 36

d. 42

29. A _________ is a certain type cartridge fuse that can be readily replaced.

a. Time-lag fuse

b. Permanent fuse

c. One-time fuse

d. Renewable fuse

30. The purpose of a Western Union splice is ____________.

a. For the use of the utility companies only

b. For the purpose of strengthening a splice

c. For use on the west coast only

d. None of these

31. Electricity may be produced by means of ______ forces.

a. Mechanical

b. Thermal

c. Chemical

d. All of these

32. Copper-clad aluminum conductors have an ampacity __________.

a. Lower than copper but higher than aluminum

b. Equal to copper

c. Rating of their own

d. Equal to aluminum

33. The heating element in a toaster has a ___________.

a. Low resistance

b. High resistance

c. High conductivity

d. None of these

34. The total resistance of four 10 ohm resistors in parallel is __________.

a. 10 ohms

b. 2.5 ohms

c. 5 ohms

d. 4 ohms

35. To mark a point on the floor directly beneath a point on the ceiling, it is best to use a ______.

a. Transit rod

b. Plumb bob

c. Square

d. 12’ tape

36. Openings around electrical penetrations through fire-resistant rated walls, partitions, floors or ceilings shall be _________.

a. Bushed

b. Sleeved

c. Firestopped

d. Isolated

37. A generator exciter uses ______ current.

a. Alternating

b. Direct

c. Neither alternating nor direct

d. either alternating or direct

38. When installing an instrument meter on a panel, to obtain accurate mounting __________.

a. Use the meter and drill through the holes

b. Drill oversize holes

c. Use a template

d. Drill from back of panel

39. The advantage of cutting a metal rigid conduit with a hacksaw rather than pipe cutter is ________.

a. You do not need a vice

b. Less energy required in cutting

c. Less reaming is required

d. Threading oil is not required

40. You would use an approved ________ to protect conductors from abrasion where they enter a box.

a. Locknut

b. Bushing

c. All thread

d. Hickey

41. To reverse the rotation of a three-phase motor you would ____________.

a. Reverse all the leads

b. Reverse two of the four leads

c. Turn it around

d. Reverse any two of the three leads

42. The output rating of a one horsepower motor is _______.

a. 1840 watts

b. 746 watts

c. 1500 watts

d. 1000 watts

43. In other than residential calculations, an ordinary outlet shall be calculated at ________.

a. 200 va

b. 600 watts

c. 300 watts

d. 180 va

44. Impedance is present in the following type of circuit:

a. Resistance

b. DC only

c. AC only

d. Both AC and DC

45. On an insulated conductor the type letter “TW” indicates ________.

a. Tie wire

b. Thermoplastic-moisture resistance

c. Thermoplastic-waterproof

d. Thermal-with nylon

46. A load is considered as continuous if it is expected to continue for _________.

a. ½ hour

b. 1 hour

c. 2 hours

d. 3 hours

47. The standard classification of branch circuits applied only to those circuits with ________ outlets.

a. Two or more

b. More than two

c. More than three

d. Three or more

48. If the primary of the transformer is 480 and secondary is 240/120v, the wire on the _________ is larger.

a. Tertiary

b. Secondary

c. Primary

d. windings

49. The important function of a type S fuse is ________.

a. Non-interchangeable

b. Slow burner

c. Motor protection

d. Fast acting

50. If the voltage is doubled the ampacity of a conductor _________.

a. Increases

b. Decrease

c. Doubles

d. Remains the same