Michigan Journeyman Electrical Sign Contractor License Practice Guide 80 Questions and Verified Solutions Exam 2026/2027

Michigan Journeyman Electrical Sign Contractor License Practice Guide 80 Questions and Verified Solutions Exam 2026/2027 1. Where PV system DC circuits are run inside a building, they shall be contained in metal race ways ,____ or metal enclosures from the point of penetration of the surface of the building to the readily accessible disconnecting means. - Correct Answer-Type MC cable 690.31.G 2. Unless specifically listed and marked for the location, the coupling means of the electric vehicle supply equipment shall be stored or located at a height of not less than___ inches above the grade level for outdoor locations. - Correct Answer-24' 625.50 3. Unless specifically listed and marked for the location, the coupling means of the electric vehicle supply equipment shall be stored or located at a height of not less than___ inches above the floor level for indoor locations. - Correct Answer-18" 625.50 4. All 15 and 20 ampere, 125 volt non locking type receptacles installed in the vehicle washing area of a carwash shall be listed and so identified as___ type. - Correct Answer-weather resistant 406.9.B1 5. All 15 and 20 ampere, 125 volt non locking type receptacles installed in the vehicle washing area of a carwash shall have an enclosure that is____ whether or not the attachment plug cap is inserted - Correct Answer-weather proof 406.9.B 6. An individual, other than an individual who is licensed under this article and___ and working under the direction of a holder of an electrical contractor's license, shall not in any manner undertake to execute any electrical wiring. - Correct Answer-employed by PA.407 339.5737 7. The ratio of electrical journeyman or master electricians to registered apprentice electricians shall be on the basis of___ electrical journeyman or master electricians to no more than___ registered apprentice electricians. - Correct Answer-1 to 3 PA.407 339.5717 sec 717.3 8. Who can obtain a sign specialty contractor's license? - Correct Answer-an individual whom holds a sign specialist license Michigan Michigan 9. Where fuses rated___ amperes or higher are installed, the fuse shall have a clearing time of 0.07 seconds or less at the available arcing current. - Correct Answer-1200amps 240.67.B 10. A meeting room that is at least 12 feet wide and has a floor area of at least 215 square feet shall have at least___ receptacle outlet(s) located in the floor at a distance not less than 6 feet from any fixed wall for each 215 square feet or major portion of floor space. - Correct Answer-1 210.71.B2 11. For a commercial building the service disconnecting means shall have a rating of not less than___ amperes - Correct Answer-60amps 230.79.D 12. The small appliance branch circuit may also provide a receptacle to provide power for supplemental equipment and lighting on____ - Correct Answer-gas fired ranges or ovens 210.50.B2 13. Where type NM cable is fastened within___ inches of the box securing the cable to the box shall not be required. - Correct Answer-12" 314.17 exc C 14. Pool associated motors shall be permitted to employ cord and plug connections. The flexible cord shall___? - Correct Answer-not exceed 3' in length 680.8.A 15. The length of the cord for a built-in dishwasher shall be___? - Correct Answer-3' to 6.5' 422.16.B.2.3 16. All 15 and 20-ampere, 125 and 250-volt non-locking type receptacles shall be listed tamper resistant receptacles when installed in? - Correct Answer-elementary schools 17. A 1-inch conduit contains three 3-wire circuits. All conductors are # 10 TW. Each circuit consists of two phase conductors, one neutral conductor that carries only the unbalanced current, and one equipment grounding conductor. The maximum ampacity of each phase conductor is___ amperes - Correct Answer-30amps 18. A kiln rated 6000 watts, 208 volts, 3 phase draws___ amperes. - Correct Answer 16.67amps 19. An Expansion joint is required for PVC conduit. When the temperature changes from -5° to 100°F, the thermal expansion for 100 feet of Rigid PVC conduit is___ inches - Correct Answer-4.26 t352.44 20. The allowable ampacity of a #12 AWG THHN copper conductor is___ a. - Correct Answer-30a 21. The maximum overcurrent protection for a circuit containing #12 AWG THHN copper conductors is___ amperes - Correct Answer-20a small conductor rule 240.4.D5 Michigan Michigan 22. There are six conductors in a raceway connected to 75® C rated breakers. Each wire has a 70 amp load using THHN conductors. The minimum size conductors used are #___AWG - Correct Answer-4awg 23. The maximum spacing between supports for 2" PVC is___ feet. - Correct Answer-5' t352.30 24. Where multiple Rod type electrodes are installed they shall not be less than___ feet apart. - Correct Answer-6' apart 250.53.A3 25. If a single rod, pipe, or plate electrode has a resistance to earth of___ ohms or less, the supplemental electrode shall not be required. - Correct Answer-25ohms 250.53.A2 exc 26. A grounding electrode conductor connected to a rod type electrode shall not be required to be larger than___ copper wire - Correct Answer-6awg 250.66.A 27. A grounding electrode conductor connected to a concrete encased electrode shall not be required to be larger than___awg copper wire - Correct Answer-4awg 250.66.B 28. Rod type electrodes shall not be less than___ feet in length - Correct Answer-8' 250.50.A5 29. The volume allowance required for a #12 AWG THHN copper conductor is___ cubic inches - Correct Answer-2.25" t314.16.B 30. What size metal box (with internal clamps) is needed for the installation of two 3conductor/#10AWG w/ground? - Correct Answer-4"x 1.5" square t314.16.B/A 31. What size rigid metal conduit is needed for the installation of 6 #4 A WG THHN copper conductors? - Correct Answer-1 1/4" Chp 9 t7 32. Where more than two conductors are installed in a conduit, the conduit shall be permitted to be filled to___percent of it's cross-sectional area - Correct Answer-40% 33. What is the total area in inches squared of 3 - #4 AWG THHN copper conductors and 5 - #6 AWG TW copper conductors - Correct Answer-.6102" Chp 9 t5 34. What is the minimum size EMT conduit is needed for the installation of 3 - #4 AWG THHN copper conductors and 5 - #6 AWG TW copper conductors - Correct Answer-1.5" 35. What is the minimum size EMT conduit 22" in length that is needed for the installation of 3 - #4 A WG THHN copper conductors and 5 - #6 A WG TW copper conductors - Correct Answer-1.25" Chp9 t5 60% Michigan Michigan 36. What is the full load current of a 40 Horsepower, 480 volt, 3-phase wound rotor motor? - Correct Answer-52amps 430.250 37. What size dual element (time delay) fuse is need for a 40 Horsepower, 480 volt, 3 phase wound rotor motor? - Correct Answer-80amps 430.52.C exc 1 - round up 38. What size THWN copper conductors are nedded for a 40 Horsepower, 480 volt, 3 phase wound rotor motor? - Correct Answer-6awg using 75 39. What is the maximum size inverse time circuit breaker needed for a 25 horsepower, 480 volt, 3 phase, squirrel cage, code letter D motor - Correct Answer-90a round up for standard size 40. What is the maximum size nontime delay fuse needed for a 25 horsepower, 480 volt, 3 phase, squirrel cage, code letter E motor - Correct Answer-110amps standard fuse size 41. In addition to the number of branch circuits required, in dwelling units,___ or more small-appliance branch circuits shall be provided. - Correct Answer-2 210.11.C1 42. In addition to the number of branch circuits required, in dwelling units, at least___ 120 volt, 20 ampere branch circuit shall be installed to supply receptacle outlets in attached garages and detached garages with electrical power. - Correct Answer-1 210.C4 43. Electrical equipment shall be installed - Correct Answer-neat and workmanlike manner 110.12 44. A Delta High-Leg shall be durably and permanently marked by an outer finish that is___ in color or by other effective means. - Correct Answer-orange 110.15 45. Isolated ground receptacles shall be identified by a___ located on the face of the receptacle - Correct Answer-orange triangle 406.3.D 46. Receptacles that are controlled for by an automatic control device for the purpose of energy management shall be marked with the word(s)___? - Correct Answer-controlled 406.3.E 47. What is the box fill requirement for a box that has three 12-3 w/G, NM cable, with one device, two Romex connectors and three clamps? - Correct Answer-29.25" t314.16.B 48. A 200 amp residential service uses 2/0 AWG copper service entrance conductors, the minimum size grounding electrode conductor is___ AWG copper - Correct Answer 4awg t250.66 Michigan Michigan 49. Two conduits installed in parallel contain 4 - 500KCMIL THN copper conductors, the neutral conductor carries only the unbalanced current from other conductors of the same circuit, what size overcurrent protection with 75°C terminals is needed? - Correct Answer-800 amp rule 50. Four conduits installed in parallel contain 4 - 500KCMIL THHN copper conductors, the neutral conductor carries only the unbalanced current from other conductors of the same circuit, what size overcurrent protection with 75°C terminals is needed? - Correct Answer-1200a t240.6.A 240.4.C 51. The cross-sectional area of the conductors permitted in a seal shall not exceed___ percent of the cross-sectional area of the rigid metal conduit, unless the seal is specially listed for a higher % of conductor fill. - Correct Answer-25% 501.15.C6 52. The minimum size service entrance conductor for a 100-amp mobile home service is___awg copper. - Correct Answer-4awg p.800 Annex D 53. The minimum size Aluminum service entrance conductors for a 200- amp residential service is. - Correct Answer-4/0awg p.800 Annex D 54. Class 1 Power-Limited circuits shall be supplied from a source that has a rated output of not more than___ volts - Correct Answer-30v 725.41.A 55. Class 1 Power-Limited circuits shall be supplied from a source that has a rated output of not more than___ volt-amperes. - Correct Answer-1000va 725.41 56. Class 1 remote control and signaling circuits shall not exceed___ volts. - Correct Answer-600v 725.41.B 57. The power output of Class I remote control and signaling circuits shall not___? - Correct Answer-be required to be limited 725.41.B 58. The insulation for communications wires other than the outer conductor of coaxial cable shall be rated for___ volts minimum - Correct Answer-300v 59. When calculating box fill, the volume allowance for a #10 AWG THWN copper conductor is. - Correct Answer-2.5 cubic inches t314.16.B 60. How many hours notice are required for an electrical inspection? - Correct Answer-a reasonable amount of time Part 8 61. What is the current draw for a 6800 watt, 240 volt, 3 phase electric kiln? - Correct Answer-16.38a 62. Equipment must be inspected by the electrical inspector having jurisdiction, and approved before it can be___? - Correct Answer-concealed Michigan Michigan 63. What is the current for a 4980 watt water heater at 208 volts, 3-phase? - Correct Answer-13.84a 64. An incandescent lamp for general use on lighting branch circuits shall not be equipped with a___ base rated over 300 watts - Correct Answer-medium 410.103 65. An incandescent lamp for general use on lighting branch circuits shall not be equipped with a___ base rated over 1500 watts? - Correct Answer-mogul 410.103 66. An incandescent lamp for general use on lighting branch circuits shall be equipped with a___ base or other device if rated over 1500 watts - Correct Answer-special 410.103 67. What is the allowable ampacity of 6 - #12 THHN current carrying conductors installed in EMT? - Correct Answer-24 derate 80% 68. To change direction of rotation on a 3-phase motor - Correct Answer-swap any 2 leads 69. A___ has a coil, plunger, metal frame and push/pull action. - Correct Answer solenoid 70. conduit nipples not exceeding___ inches in length, can be filled to 60% without derating - Correct Answer-24" 71. Thermal insulation shall not be installed within___ inch(es) of recessed fixtures. - Correct Answer-3" 410.116.B 72. The volt-ampere rating of a device that draws 10 amperes on a 120 Volt circuit is___? - Correct Answer-1200va 73. The volt ampere rating of a device that draws 20 amperes on a 480 Volt, 3 phase circuit is___ VA? - Correct Answer-16,608va (I*E*1.73) 74. The current flow for a device rated 5000 watt, 120 volts, single phase, is___ amperes? - Correct Answer-41.67a (P/I) 75. The current flow on a device rated 5000 watts, 480 volt, 3 phase is___ amps. - Correct Answer-6.02a P/(E*1.73)=I 76. The allowable ampacity of 2 conductor/#12 NM (romex) cable is___ amps. - Correct Answer-20a 77. Furnaces shall be supplied by a(n)___ branch circuit. - Correct Answer-individual branch circuit Michigan 78. Round boxes shall not be used where conduits or connectors fasten to the___ of the box. - Correct Answer-side 79. Boxes used for receptacles in the floor shall be ___? - Correct Answer-listed for the application 80. A single non-motor operated appliance of 13.4 amps shall have overcurrent protection not to exceed___ percent of the appliance rating. - Correct Answer-100% Michigan