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RME Technical Subjects Test 5
#1. The heating of two different metals will cause _____.
#2. A fitting is________.
#3. In a multiple motor circuit there is feeder protection, branch-circuit protection and motor protection. If the feeder protection trips, the fault would be expected to be in _______.
#4. In a highly inductive AC circuit, what devised is used to correct the power factor towards unity?
#5. Fixture wire shall not be smaller than #_____.
#6. In other than residential calculations, an ordinary outlet shall be calculated at ______.
#7. With respect to the safety value of insulation on electrical tools, it can be correctly stated that_____.
#8. _____ duty is a type of service where both the load and the time intervals may have wide variations.
#9. The words “thermally protected” appearing on the nameplate of a motor indicates that the motor is provided with a ______.
#10. The connection between the grounded circuit conductor and the equipment grounding conductor all the service is called the _____.
#11. 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.
#12. Which of the following is not a factor in calculating the feeder conductor size?
#13. Power in a three phase system may be measured with a minimum of______.
#14. Approved is ______.
#15. A DC voltmeter can be used directly to measure which of the following?
#16. A Clamp-on ammeter will measure ______.
#17. True power is always voltage time’s current ______.
#18. Encased with a material or composition or thickness that is not recognized by the Code as electrical insulation is defined as a covered ______.
#19. Without live parts exposed to a person on the operating side of the equipment is called _____.
#20. Enclosure overcurrrent devices shall be mounted in a _______ position unless in individual instances this is shown to be impracticable and is installed in accordance with 240-81.
#21. The common fuse depends on the principle that the ______.
#22. The ratio of the maximum demand of the system to the total connected load of the system is called the ____ of the system.
#23. The equipment used to measure and compare peak, average, and root-mean- square values on an AC voltage curve is called a ____.
#24. The type letter for moisture-resistant thermoset is _____.
#25. The lubricant used for a motor sleeve bearing would be _____.
#26. Voltage drop in a conductor is _____.
#27. Covered, shielded, fenced or enclosed by means of suitable covers, casings, barriers, rails, screens, mats, or platforms is the definition of _____.
#28. Electrical equipment can be defined as _____. I. fitting II. appliances III. devices IV. Fixtures
#29. For better illumination you would use ______.
#30. The volt-ampere rating in an AC circuit is a way to indicate _____ power.
#31. The conductor used to connect the grounded circuit of a wiring of a wiring system to a grounding electrode is the ______.
#32. An electric circuit that controls another circuit through a relay is a_____ circuit.
#33. A motor control circuit is the circuit of a control apparatus or system that carries the____.
#34. A requirement of service that demands operation for alternate intervals of (1) load no load; or (2) load and rest; or (3) load, no load, and rest is called ____ duty.
#35. A hickey is ________.
#36. A ground is a conducting connection, whether _______or accidental, between an electrical circuit or equipment and the earth, or to some conducting body that serves in place of the earth.
#37. The relationship of a transformer primary winding to the secondary winding is expressed in ______.
#38. Interior location protected from weather but subject to moderate degrees of moisture, such as some basements, some barns, some cold-storage warehouse and like, the partially protected location under canopies, marquees, roofed open porches, and the like, shall be required to have fixtures marked “Suitable for_______ locations.”
#39. When re-routing conduit, it may be necessary to increase the wire size if the distance is considerably greater, in order ______.
#40. The term anode refers to _____.
#41. The ability of a device to open the maximum short or overload at the device, at a particular point in the electrical system is its______ capacity.
#42. Grounding the metallic cover of flexible metal conduit and armored cable, is for protection against ______.
#43. The purpose of locknuts in making electrical connections on studs is to _______.
#44. The current will lag the voltage when ____ is present in the circuit.
#45. The function definition is self-acting, operating by its own mechanism when actuated by some impersonal influence such as _____.
#46. ______ may be connected ahead of the main service switch.
#47. A current-limiting overcurrent protective device is a device which will _____ the current flowing in the faulted circuit.
#48. Readily accessible is________.
#49. In the course of normal operation the instrument which will be least effective in indicating that the generator may overheat because it is overloaded is ______.
#50. A light bulb usually contains _____.
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