1) Receptacle mounted covers shall be held rigidly against the cover by one screw if? (406.5(C))
2) A receptacle installed in a wet location where the product intended to be plugged into it will be attended while in use (such as portable tools) shall have an enclosure when the attachment plug is removed that is? (406.9(B)(2))
3) Which phase shall be that phase having the higher voltage to ground on 3-phase systems? (408.3(E)(1))
4) The conduit or raceways (including end fittings) shall not rise more than how far above the bottom of the bus enclosure in switchgear? (408.5)
5) The minimum spacing between the bottom of an enclosure and busbars within switchgear shall be? (Table 408.5 and 408.5)
6) Individual protection shall not be required for a panelboard protected by two main circuit breakers having a combined rating not greater than the? (Exception No. 1 of 408.36)
7) Panelboard fuses of any type shall be installed on what side of any switches (excluding exception)? (408.39)
8) Each grounded conductor shall terminate within the panelboard in an individual? (408.41)
9) Shelf minimum width in clothes closet is planned at how wide when calculating where luminaires are installed? (Figure 410.2)
10) Exposed terminals in cleat-type lamp holders are permitted above what elevation? (Exception to 410.5)
11) No parts of cord-connected luminaires shall be located within a zone measuring what horizontal and vertical distance from bathtub rim? (410.10(D)(1)
12) Luminaires shall be constructed so that adjacent combustibles shall not exceed what temperature? (410.11)
13) The minimum clearance between luminaires installed in clothes closets and the nearest point of a clothes closet storage space for surface mounted enclosed LED light source? (410.16(C)(1))
14) The minimum clearance between luminaires installed in clothes closets and the nearest point of a clothes closet storage space for surface mounted fluorescent luminaires? (410.16(C)(2))
15) LED luminaires supported independently of the outlet box shall be connected to the branch circuit through a flexible cord that is? (410.24(A) and 410.62(C))
16) A luminaire that weighs more than what weight shall not be supported by the screw shell of a lamp holder? (410.30(A))
17) Handholes are not required in an above grade light pole that has hinged base provided it is below what height? (410.30(B)(1) Exception 2)
18) Luminaires that are over 50 lbs shall be permitted to be supported by outlet boxes provided the box is? (410.36(A)(1))
19) Flexible cords shall be secured to the undersides of showcases such that all but what is required? (410.59(C)(1) and (2) and (3))
20) A cord-connected LED luminaire installation is permitted when the luminaire is located directly below the outlet and the cord is? (410.62(C)(1))
21) Branch circuit conductors within 3 inches of a ballast can be what type of wire? (410.68)
22) An incandescent lamp for general use on lighting branch circuits with a mogul base shall be rated no more than what wattage? (410.103)
23) The switching device of auxiliary equipment for electric discharge lamp equipment where supplied by the ungrounded conductor of a circuit, shall? (410.104(B))
24) Unless identified as Type IC, recessed luminaires shall not have thermal insulation within what distance of luminaire enclosure? (410.116(B))
25) Luminaire recessed housing construction shall not have? (410.121)
26) Equipment having exposed live parts when lamps are being inserted when installed in dwelling occupancies shall not exceed what open circuit voltage? (410.135)
27) A surface mounted luminaire with an LED driver shall be installed with a minimum of what distance from the surface of combustible low-density cellulose fiberboard panels? (410.136(B))
28) An autotransformer that is used to raise the voltage over 300 V as part of a lighting ballast shall be supplied only by a? (410.138)
29) No equipment shall be installed within a dwelling occupancy with an open voltage exceeding? (410.140(B))
30) Track lighting shall not be installed less than how high above the floor except where protected from physical damage? (410.151(C)(8))
31) Heavy duty lighting track shall have its own individual? (410.153)
32) Low voltage lighting requires GFCI protection if within how far from a fountain? (411.5(B))
33) Unless specifically listed, exposed bare conductors shall not be installed less than how high above the floor? (411.6(C))
34) Low voltage lighting shall be supplied with a branch circuit with what maximum amperage? (411.7)
35) GFCI protection is required for? (422.5(A)(2))
36) What is the overcurrent minimum for an 8 kW range? (422.10(A), Table 220.55 [8 kW * 0.8 / 240 V =26.7 A 30 A])
37) Household appliance with surface heating elements shall have their power supply subdivided if their maximum demand exceeds? (422.11(B))
38) Other than household appliances with surface heating elements, electric heating appliances with resistance-type heating elements shall have the heating elements subdivided if the elements are rated more than how many amps? (422.11(E)(1))
39) What minimum wire sizing for 5 kW water heater? (422.13, [5,000 W / 240 * 125 percent = 26 30 A])
40) The ampacity of the connecting conductors for a central vacuum outlet shall not be? (422.15(B))
41) What is the minimum and maximum permissible length of the flexible cord for an electrically operated in-sink waste disposer? (422.16(B)(1))
42) What is the maximum length of the flexible cord for a build-in dishwasher? (422.16(B)(2))
43) A ceiling suspended fan shall be supported independently of an outlet box unless? (422.18(1))
44) The branch-circuit overcurrent device shall be permitted to serve as the disconnecting switch for permanently connected appliances that are not rated over what Horsepower? (422.31(A))
45) Unless specifically identified as being suitable, screw shell lamp holders shall not be used with infrared heating lamps over what wattage? (422.48(B))
46) Nameplate markings on appliances are required to have all the following except? (422.60(A))
47) Factory installed receptacle outlets that are part of a permanently installed electric baseboard heater shall be permitted, if not connected to the baseboard heater circuits, to be used in lieu of? (424.9, 210.52)
48) Fixed electric space heaters without a motor rated over 1/8 hp shall be permitted to use the circuit breaker as the disconnecting means if it is capable of? (424.19(B)(1))
49) All the following is required for thermostatically controlled switching devices being permitted to serve as both controller and disconnecting means, except? (424.20(A)(1), (2), (5))
50) Electric space heaters rated at more than 48 amps shall be subdivided so each subdivided load shall not exceed? (424.22(B))
51) Wiring above a heated ceiling shall have a minimum distance away from the heated ceiling by? (424.36)
52) Ceiling heater cables shall be secured with a minimum interval not exceeding? (424.40(F))
53) Ground heating cables in concrete bathroom floors are required to be? (424.44(E))
54) What is the minimum separation distance of fixed outdoor electric deicing resistance heating elements embedded in sidewalks? (426.20(B))
55) Fixed outdoor deicing equipment requires? (426.28)
56) Hermetic refrigerant motor-compressors are not considered a? (430.2 note under Part-winding Motors)
57) What is the ampacity of conductors supplying a single motor used in a continuous duty where the motor is rated at 65 A? (430.22, Table 430.250, 430.6(A)(1), [65 A * 1.25])
58) For wire-to-wire connections or fixed terminal connections of motors, a means for attachment of what is required? (430.12(E))
59) A motor rated for 15 minutes of continual use requires conductor ampacity of what percent of the nameplate current rating? (430.22(E), Table 430.22(E))
60) For several motors on a circuit, the conductor amperage capacity shall be calculated by 125 percent of the full-load current of the highest rated motor added to the? (430.24, (1), (2), 110.14(c)(1)(a) and Table 310.16)
61) An integral thermal protector is acceptable for overcurrent protection on automatically started motors at or less than what size? (430.31(B), (2))
62) If fuses are used for conductors supplying power to motors, a fuse shall be inserted in? (430.36)
63) Motors over 1 HP shall be permitted to be connected to general-purpose branch circuits only where each motor is? (430.40(B))
64) The rating of an inverse time circuit breaker shall be permitted to be increased up to 400 percent only for full load currents of? (430.52(C)(1) Exception 1, Exception 2(3))
65) A 15.2 A squirrel cage motor using a non-time delay fuse shall have a minimum fuse size of? (Table 430.52, [15.2 X 300 percent goes to 50A])
66) What is the percentage of full current required for time-delay overcurrent protection for a 3PH 10 HP 460 V wound-rotor motor? (Table 430.52)
67) A 14 amps wound-rotor motor requires what sized inverse time breaker overcurrent protection device? (Table 430.52, [14 X 1.5 = 21 A next OC = 25 A])
68) If the OC sizing is insuAicient to start a motor as specified in Table 40.52, what maximum amperage percentage increase, except for B type energy eAicient motors, is permitted for an instantaneous trip circuit breaker? (430.51(C)(3) Exception No. 1)
69) A motor control circuit transformer that is less than 2 amps can be protected by an overcurrent device rated at not more than what percentage of the rated primary current? (430.72(C)(4))
70) The branch circuit breaker can serve as the disconnecting means for a stationary motor that is normally left running provided the motor HP is not over? (430.81(A))
71) An attachment plug is permitted to be the controller of a portable motor that is rated at not more than? (430.81(B)
72) A disconnecting means for motor disconnect shall be located within how far from the motor? (430.102(B)(1) and Chapter 2 definitions for in-sight)
73) A switch or circuit breaker that is used to deenergize a motor shall? (430.111(A))
74) What is the minimum required overcurrent protection for a full-load design letter e single-phase alternating-current motor that is 3 hp and 230 V? (Table 430.248, 110.14(c)(1)(A)(4), [17 X 1.25])
75) What is the full-load current for a 230 V three phase AC wound rotor motor? (Table 430.250)
76) What is the minimum conductor ampacity for a 460 V full-load 3-ph AC wound rotor motor? (430.6, 430.22, Table 430.250, [65*1.25=81])
77) Branch circuit conductors supplying a single motor-compressor shall have an ampacity not less than? (440.32(1))
78) A motor-compressor branch circuit overload device shall trip at not more than what percent of the rated load? (440.52(1))
79) A room air conditioner shall be considered as a single motor unit for determining branch circuit requirements if? (440.62(A))
80) A plug connected air conditioner on a circuit that supports other appliances or lighting units, shall not exceed what percentage of the branch circuit rating? (440.62(C))
81) What is the maximum flexible cord length for a 120 V room air conditioner? (440.64)
82) Overcurrent protection in one conductor of 20 wire DC generators is permissible if the overcurrent device is actuated by the entire current generated other than the? (445.12(B))
83) The ampacity of the conductors from the generator output terminals to the first distribution device containing overcurrent protection shall not be less than what percentage of the nameplate current rating of the generator? (445.13(A))
84) Live parts of generators exposed to accidental contact are permissible at? (445.14)
85) Transformers over 1,000 V shall have? (Table 450.3(A))
86) If the rated input current of an autotransformer is under 9 amps, an overcurrent device rated at not more than what percent of the input current shall be permitted? (450.4(A) Exception)
87) Overcurrent of transformers at 1,000 V or less shall be what percentage of the current? (Table 450.3(B))
88) Exposed non-current carrying metal parts of transformer installations, including fences, shall be? (450.10(B))
89) Combustible material separation from dry transformers installed indoors and not over 11.5 kVA shall be? (450.21(A))
90) Askarel-insulated transformers rated over what voltage are required to be installed in a vault? (450.22)
91) What is the minimum concrete thickness of vault floors in contact with the earth? (450.42)
92) A door sill that confines oil from the largest transfer within a vault shall be no shorter than? (450.43(B))
93) The ventilation openings, after deducting the area occupied by screens, shall not be less than? (450.45(C))
94) Where the loads to be supplied by a phase converter are variable, the conductor ampacity shall not be less than what percentage of the phase converter nameplate single-phase input full-load amperage? (455.6(A)(1))
95) Vaults containing more than what volume of flammable liquid shall be required to be enclosed in vaults or outdoor fenced enclosures? (460.3(A))
96) The residual voltage of a capacitor rated at or below 1,000 V shall be reduced to 50 V or less within how long after the capacitor is disconnected from the supply power? (460.6(A))
97) The ampacity of capacitor circuit conducts shall be no less than what percentage of the rated current of the capacitor? (460.8(A))
98) A disconnecting means shall be provided for each ungrounded capacitor conductor that shall? (460.8(C))
99) A means shall be provided to reduce the residual voltage of a capacitor, that is rated above 1,000 volts, to 50 V within how many minutes? (460.28(A))
100) What is the nominal cell voltage for alkali battery systems? (480 Definition for Nominal Voltage (Battery or Cell))