#1. Communications wires and cables shall be separated at LEAST a certain minimum distance from service drops of electric light and power conductors which are not installed in a raceway or in a cable. What is this minimum distance?
#2. A WYE-DELTA starter for a single voltage three phase SC induction motor would require the connection of a certain number of wires from the motor. How many wires would be needed?
#3. As compared with solid wires, stranded wires of the same cross sectional area have the following advantages EXCEPT one. Which one is this?
#4. According to the PEC Code, the minimum insulation level for neutral conductors of residential installations which have solidly grounded systems shall NOT be less than this voltage? Which is this?
#5. The grounding electrode for grounding communications system may be connected to the nearest accessible location on any of the following EXCEPT one. Which one is this?
#6. Transformers are rated in
#7. A _____ is a certain type cartridge fuse that can be readily replaced.
#8. Electricity may be produced by means of _____ forces.
#9. Openings around electrical penetrations through fire-resistant rated walls, partitions, floors or ceilings shall be ______.
#10. In the computation of the size of building wire, the PEC requires that at least a certain percent increase must be added. What percent is this?
#11. The maximum total voltage drop on both feeders and branch circuits to the farthest outlet should not exceed ____ percent of the supply voltage.
#12. The total load on any overcurrent device located in a panelboard shall not exceed ____ percent of its rating where in normal operation the load will continue for 3 hours or more.
#13. A device designed to open and close a circuit by nonautomatic means and to open the circuit automatically on a predetermined overcurrent without damage to itself when properly applied within its rating.
#14. The ratio of the maximum demand of a system, or part of a system, to the total connected load of a system or the part of the system under consideration.
#15. A device, or group of devices, or other means by which the conductors of a circuit can be disconnected from their source of supply.
#16. The case or housing of apparatus, or the fence or walls surrounding an installation to prevent personnel from accidentally contacting energized parts or to protect the equipment from physical damage.
#17. A general term including material, fittings, devices, appliances, luminaires (fixtures), apparatus, and the like used as a part of, or in connection with, an electrical installation.
#18. An accessory such as a locknut, bushing, or other part of a wiring system that is intended primarily to perform a mechanical rather than an electrical function.
#19. Installations under ground or in concrete slabs or masonry in direct contact with the earth; in locations subject to saturation with water or other liquids, such as vehicle washing areas; and in unprotected locations exposed to weather.
#20. A location not normally subject to dampness or wetness. A location classified as dry may be temporarily subject to dampness or wetness, as in the case of a building under construction.
#21. A type of surface, flush, or freestanding raceway designed to hold conductors and receptacles, assembled in the field or at the factory.
#22. A flammable liquid having a flash point below _______or a flammable liquid whose temperature is above its flash point, or a Class II combustible liquid that has a vapor pressure not exceeding 276 kPa at 38°C and whose temperature is above its flash point.
#23. An assembly of a fuse support with either a fuseholder, fuse carrier, or disconnecting blade. The fuseholder or fuse carrier may include a conducting element (fuse link) or may act as the disconnecting blade by the inclusion of a nonfusible member.
#24. Receptacle outlets in floors shall not be counted as part of the required number of receptacle outlets unless located within _____ of the wall.
#25. For a one-family dwelling and each unit of a two-family dwelling that is at grade level, at least one receptacle outlet accessible at grade level and not more than _____ above grade shall be installed at the front and back of the dwelling
#26. At least _______ wall switch–controlled lighting outlet or wall switch–controlled receptacle shall be installed in guest rooms in hotels, motels, or similar occupancies.
#27. When the total connected load is operated simultaneously, the demand factor is______
#28. Where computations result in a fraction of an ampere that is less than ______, such fractions shall be permitted to be dropped.
#29. The maximum number of outlets permitted on 15- and 20-ampere branch circuits is ______ and ______ outlets, respectively
#30. Open conductors shall be supported on the following except for.
#31. A grounded conductor shall be permitted to be uninsulated as follows except for
#32. Disconnecting means shall be provided on the _______side of all fuses in circuits over 150 volts to ground and cartridge fuses in circuits of any voltage where accessible to other than qualified persons so that each individual circuit containing fuses can be independently disconnected from the source of power.
#33. Where not subject to physical damage, Type MC cables shall be permitted as follows except for :
#34. Where not subject to physical damage, Type MC Cables shall be permitted as follows except for
#35. A factory assembly of one or more conductors insulated with a highly compressed refractory mineral insulation and enclosed in a liquid tight and gastight continuous copper or alloy steel sheath.
#36. Where a conduit enters a box, fitting, or other enclosure, a ______shall be provided to protect the wire from abrasion unless the design of the box, fitting, or enclosure is such as to afford equivalent protection.
#37. A factory assembly of one or more conductors insulated with a highly compressed refractory mineral insulation and enclosed in a liquid tight and gastight continuous copper or alloy steel sheath.
#38. Where a conduit enters a box, fitting, or other enclosure, a ______shall be provided to protect the wire from abrasion unless the design of the box, fitting, or enclosure is such as to afford equivalent protection.
#39. The following are permitted as an equipment grounding conductor except for
#40. EMC shall not be used in the following except for
#41. EMT shall not be used under the following conditions except for
#42. EMT shall be permitted to be used for branch circuits as follows except for :
#43. A grounded metal enclosure containing factory-mounted, bare or insulated conductors, which are usually copper or aluminum bars, rods, or tubes
#44. Neutral bus, where required, shall be sized for the following except for
#45. The current-carrying conductors in cable bus shall have an insulation rating of ______or higher
#46. The combined cross-sectional area of all conductors or cables shall not exceed _____ percent of the cross-sectional area of the cell or header.
#47. Conductors shall not be installed in cellular metal floor raceways as follows except for
#48. Splices and taps shall be permitted within a wireway provided they are accessible. The conductors, including splices and taps, shall not fill the wireway to more than ____ percent of its area at that point.
#49. Flexible cords and cables shall be used only for the following except for
#50. According to PEC, which of the following is not a standard practice?
