#1. A wattmeter is a combination of which two of the following meters? I. Ammeter II. Ohmmeter III. Phase meter IV. Volt meter V. Power factor meter
#2. A thermocouple will transform _________ into electricity.
#3. For better illumination you would __________.
#4. The property of a circuit tending to prevent the flow of current and at the same time causing energy to be converted into heat is referred to as _____________.
#5. To lubricate a motor sleeve bearing you would use ___________.
#6. _____ means so constructed or protected that exposure to the weather will not interfere with successful operation.
#7. You should close a knife switch firmly and rapidly as there will be less ___________.
#8. Continually overloading a conductor is a poor practice because it causes ___________.
#9. If the current flow through a conductor is increased, the magnetic field around the conductor _____________.
#10. The conductor with the highest insulation temperature rating is _____________.
#11. If the spring tension on a cartridge fuse clip is weak, the result most likely would be ___________.
#12. A rigid conduit connecting to an outlet box should have a _________.
#13. An instrument that measures electrical energy is called the ___________.
#14. The stranded residential service is a 3-wire, 240 volt single-phase system. The maximum voltage to ground in this system would be __________ volts.
#15. In a residence the wall switch controlling the ceiling light is usually ____________.
#16. Where galvanized conduit is used, the main purpose of the galvanizing is _________.
#17. It is the responsibility of the electrician to make sure his tools are in good condition because ___.
#18. To fasten a raceway to a solid concrete ceiling, you would use ___________.
#19. The “stator” of an AC generator is another name for the ____________.
#20. The primary reason for using a hacksaw blade with fine teeth rather than coarse teeth when cutting large stranded conductors is _____________.
#21. If two equal resistance conductors are connected in parallel, the resistance of the two conductors is equal to ____________.
#22. Which of the following metals is most commonly used in the filament of a bulb?
#23. A toaster will produce less heat on low voltage because ______________.
#24. A motor with a wide speed range is a __________.
#25. A foreman in charge of a crew in men preparing to work on a low voltage tension circuit should caution them to ___________.
#26. The definition of ambient temperature is _____________.
#27. The primary and secondary windings of a transformer always have __________.
#28. A commutator of a generator should be cleaned with which of the following?
#29. Which of the following is not the force which moves electron?
#30. The least important thing in soldering two conductors together is to _____________.
#31. Identified, as used in the Code in reference to a conductor or its terminal, means that such a conductor or terminal is to be recognized as ____________.
#32. Comparing a #6 to a #10 conductor of equal lengths, the #6 will have lower ________.
#33. Which of the following would be the best metal for a magnet?
#34. Acid is not considered a good flux when soldering conductors because it ______________.
#35. The term pneumatic refers to ___________.
#36. Which one of the following is not a safe practice when lifting heavy items?
#37. A switch which opens automatically when the current exceeds a predetermined limit would be called a ______________.
#38. Rigid conduit is generally secured to outlet boxes by ___________.
#39. Electrical equipment can be defined as ______________. I. Fittings II. Appliances III. Devices IV. Fixtures
#40. An electrician may use a megger _____________.
#41. Wire connections should encircle binding posts in the ______ manner the nut turns to tighten.
#42. When soldering conductors, flux is used ___________.
#43. The current used for charging storage batteries is ___________.
#44. A junction box above a lay-in ceiling is considered _________.
#45. If one complete cycle occurs in 1/30 of a second, the frequency is ____________.
#46. The branch circuit loads specified by the Code for lighting and receptacles are considered ____.
#47. In the figure shown above. What would the ohmmeter reading?
#48. When working on a motor, the electrician should ____ to prevent accidental starting of the motor.
#49. After cutting a conduit, to remove the rough edges on both ends, the conduit ends should be ____.
#50. In electrical wiring, “wire nuts” are used to ___________.
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