#1. A __________ is an enclosure designed either for surface or flush mounting and provided with a frame, mat or trim in which a swinging door or doors are or may be hung.
#2. For voltage and current to be in phase, __________. I. The circuit impedance has only resistance. II. The voltage and current appear at their zero and peak values at the same time.
#3. An overcurrent trip unit of a circuit shall be connected in series with each __________.
#4. __________ lighting is a string of outdoor lights suspended between two points.
#5. A __________ stores energy in much the same manner as a spring stores mechanical energy.
#6. If a test lamp light, when placed in series with a condenser and a suitable source of DC, it is a good indication that the condenser is __________.
#7. To make a good soldered connection between two stranded wires, it is least important to __________.
#8. Something that would affect the ampacity of a conductor would be __________. I. Voltage II. Amperage III. Length IV. Temperature
#9. Fixtures supported by the framing members of suspended ceiling systems shall be securely fastened to the ceiling framing member by mechanical means such as __________. I. Bolts or screws II. Rivets III. Clips identified for this use.
#10. Rubber insulation on an electrical conductor would quickly be damaged by continuous contact with __________.
#11. Which has the highest electrical resistance?
#12. The voltage lost across a portion of a circuit is called the __________.
#13. A type of cable protected by a spiral metal cover is called __________ in the field.
#14. A wattmeter indicates __________. I. Real power II. Apparent power if PF is not in unity III. Power factor
#15. As compared with solid wire, stranded wire of the same gauge size is ___________.
#16. The connection of a ground clamp to a grounding electrode shall be __________.
#17. What is the function of a neon glow tester? I. Determines if circuit is alive II. Determines the polarity of DC circuits III. Determines if circuits is AC or DC
#18. A dwelling unit is __________.
#19. The most important reason for using a conduit-type fitting in preference to making a bend in a one-inch conduit is to __________.
#20. The resistance of a circuit may vary due to __________.
#21. A 15 ohm resistance carrying 20 amperes of current uses __________ watts of power.
#22. Which of the following is not one of the considerations that must be evaluated in judging equipment?
#23. Of the following, which is not a type of file?
#24. Raceways shall be provided with __________ to compensate for thermal expansion and contraction.
#25. Pigtails are used on brushes to __________.
#26. Conductor sizes are expressed __________.
#27. When using a #14-2 with ground Romex, the ground __________ carry current under normal operation.
#28. With respect to fluorescent lamps it is correct to state __________.
#29. Enclosed means, surrounded by a __________ which will prevent persons from accidentally contacting energized parts. I. Wall II. Fenced III. Housing or case
#30. Alternating currents may be increased or decreased by means of a __________.
#31. The current will lead the voltage when __________.
#32. Never approach a victim of an electrical injury until you __________.
#33. To increase the range of an AC ammeter which one the following is most commonly used?
#34. To transmit power economically over considerable distances, it is necessary that the voltages be high. High voltages are readily obtainable with __________ currents.
#35. In a series circuit __________ is common.
#36. Where the conductor material is not specified in the Code, the conductors are assumed to be __________.
#37. The type of AC system commonly used to supply both commercial light and power is the __________.
#38. The resistance of a copper wire to the flow of electricity__________.
#39. A tester using an ordinary light bulb is commonly used to test ___________.
#40. Grounding conductors running with circuit conductors may be __________. I. Uninsulated II. A continuous green if covered III. Continuous green with yellow stripe, if covered
#41. The definition of ampacity is __________.
#42. Batteries supply __________ current.
#43. An alternation is __________.
#44. Continuous duty is __________.
#45. Enclosed knife switches that require the switch to be open before the housing door can be opened, called __________ switches.
#46. A location classified as dry may be temporarily subject to __________. I. Wet II. Dampness
#47. Two 500 watt lamps connected in series across a 110 volt line draws 2amperes. The total power consumed is __________ watts.
#48. Electron flow produced by means of applying pressure to a material is called ___________.
#49. Mandatory rules of the Code are identified by the use of the word __________.
#50. When skinning a small wire, the insulation should be “penciled down” rather than cut square to __________.
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