MICHIGAN EXAM 2024/2025 WITH 100% ACCURATE SOLUTIONS, Exams of Nursing

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MICHIGAN EXAM 2024/2025 WITH 100% ACCURATE

SOLUTIONS

There are 6 conductors in a raceway connected to 70 deg rated circuit breaker. Each wire has a 70amp load using THHN conductors. The Minimum size conductors used are #________AWG. - Precise Answer ✔✔4, 310.15(B)(16) Thermal insulation shall not be installed within __________ inches of recessed lighting fixtures. - Precise Answer ✔✔3", 410.116(B) A 1" conduit contains three 3-wire circuits or a phase system. All conductors are #10TW. Each circuit consists of two-phase conductors and one grounded conductor and one equipment grounding conductor. The maximum ampacity of each phase conductor is __________. - Precise Answer ✔✔24A, 310.15(B)(16) The volt/ampere rating of a device that consumes 14.5 amperes on a 240 volt circuit is______________.

• Precise Answer ✔✔3480W, P=IxE. 240 x 14.5 = 3480 A 208volt, 3 phase heater draws 3,598 watts. How many amperes does the heater draw? - Precise Answer ✔✔10A, P=E x 1.73/I. I=3598/359. An underwater light fixture shall be installed at least __________ inches below the water level? - Precise Answer ✔✔18", 680.23(5) A general-purpose receptacle shall not be installed on the_____________. - Precise Answer ✔✔Fence - Directly south of the pool. 680.22(A)(1) A junction box for the 120 volt wet-niche fixture shall be at least_________inches above the ground? - Precise Answer ✔✔4", 680.24(A)(2)(a) A GFCI protected___________receptacle for the pump motor maybe installed on the south side of the dwelling unit dedicated grounding type. - Precise Answer ✔✔dedicated receptacle, 680.22(A)(2)

A metal fence installed with-in_________feet of the pool shall be bonded. - Precise Answer ✔✔5', 680.26(B)(7) The feed to the wet-niche fixture shall be installed in _________? - Precise Answer ✔✔Rigid Brass, 680.23(B)(2)(a) A 15 or 20 amp receptacle shall be located with-in____________feet of a roof top air conditioner? - Precise Answer ✔✔25', 210. The maximum over current protection for 8 current carrying #12 THHN conductors iterm-13n a 1/2"EMT conduit is__________amps? - Precise Answer ✔✔20A, 310.15(B)(16) An AC system of 50 to 1000 volts shall be grounded if maximum voltage to ground does not exceed ______________ volts. - Precise Answer ✔✔150, 250.20(B)(1) There is a 10HP, 230volt, 3 phase motor, code letter G. the maximum standard rating inverse time circuit breaker permitted to serve as branch circuit, short circuit, and ground fault protection when the motor starts the load without difficulty is_____________amps? - Precise Answer ✔✔70, 430.52-430. Type "S" adapters are installed in Edison base fuse holders___________? - Precise Answer ✔✔To limit the size of the fuse to be installed, 240.53(B) A laundry branch circuit shall be rated at ______________amps. - Precise Answer ✔✔20, 210.11(C)(2) In a commercial building the minimum size ungrounded service entrance conductor for 120/240 volt 1 phase 200 amp service is ___________. - Precise Answer ✔✔3/0 THWN copper, 310.15(B)(16) The minimum service for a one family dwelling shall be__________? - Precise Answer ✔✔100A, 230.79(c) Type _________ cable is not permitted for service entrance. - Precise Answer ✔✔UF, 340,12(A)

A kiln rated 4750 watts, 208volt 3 phase draws __________ amps. - Precise Answer ✔✔13.2A. I=P/E x

Direct burial cables emerging from the ground and subject to physical damage shall be installed in __________. - Precise Answer ✔✔Schedule 80 PVC, 300.5(B)(1-4) A high impedance grounded system is limited to systems operating as ____________ volts or above? - Precise Answer ✔✔480V, 250. An expansion joint is required for nonmetallic conduit when the temperature changes for -15 deg to 105 deg F, the thermal expansion for 100 feet or rigid nonmetallic conduit is _____________ inches. - Precise Answer ✔✔4.87, 352. The voltage rating of communication cables shall not be less then ____________ volts? - Precise Answer ✔✔300 volts, 800. The direction of rotation of a 3 phase motor can be reversed by interchanging any ______ leads? - Precise Answer ✔✔ 2 A __________ receptacle may be included on the small appliance branch circuit? - Precise Answer ✔✔electric clock- gas range, 210.52(B)(2)(exp 112) A light fixture that weighs more than ________ pounds shall be supported independently of the fixture junction box. - Precise Answer ✔✔50#, 314.27(A)(2) Disconnecting means shall be provided on the supply side of all cartridge fuses of any voltage where? - Precise Answer ✔✔Accesible to other than qualified persons, 240. Furnances shall be supplied by a __________ branch circuit? - Precise Answer ✔✔Individual, 422. A screw connecting the natural bar or a grounded system to the service equipment enclosure is call the ____________? - Precise Answer ✔✔main bonding jumper, 250.20(B)-250.28(B)

The minimum size rigid metal conduit for a commercial service rated for 150 amps 120/240 volt 3-wire single phase using THWN wire is__________? - Precise Answer ✔✔1 1/2", Chapter 9 Table 4 and 5 Round boxes shall not be used where conduits or connectors fasten to the _______ of the box. - Precise Answer ✔✔side, 314. In a house, a garbage disposal may be installed with a cord and attachment plug if the cord is _______________. - Precise Answer ✔✔No less than 18"- No more than 36", 422.16(B)(1)(1) Direct-burial cables rated above ___________ volts shall be shielded. - Precise Answer ✔✔2000 volts, 310.10(F) When 2 grounded rods are installed, they shall be separated by a minimum of ______________feet. - Precise Answer ✔✔6', 250.53(A)(3) info note The minimum vertical clearance for service drop conductors above a pedestrian sidewalk is _______________ feet. - Precise Answer ✔✔10', 230.24(B)(1) The inspection authority shall be notified not less than ________________ hours before an inspection is needed. - Precise Answer ✔✔24 hours, Michigan electrical code part 8 Fixed lighting units may be on a 30 amp branch circuit if they are _____________ duty lamp holders. - Precise Answer ✔✔Heavy, 210.23(B) Boxes used in the floor shall be _______________? - Precise Answer ✔✔Listed for the installation, 314.27(B)(exc) A receptacle for laundry equipment shall be located within ________ feet of the intended location. - Precise Answer ✔✔6', 210.50(C) Type __________ insulated conductors maybe used in direct burial applications. - Precise Answer ✔✔USE, 338.10(B)(4)(b)

Edison based fuses shall not exceed ____________ amperes. - Precise Answer ✔✔30A, 240.51(A) The maximum distance between supports for 1" rigid nonmetallic conduit is ______________. - Precise Answer ✔✔3 feet, 352.30(A). 352.30 table The smallest size conductor for a ground ring is ________ AWG copper. - Precise Answer ✔✔#2, 250.52(A)(4) A single non-motor operated appliance of 13.4 amps shall have overcurrent protection not to exceed _________ percent of appliance rating. - Precise Answer ✔✔150, 472.11(E)(3) A metal light pole must have a accessible hand hole not less than _______________. - Precise Answer ✔✔2" x 4", 410.30(B)(1) A AC general use snap switch used to control a motor load shall not exceed __________% of the ampere rating of the switch at its rated voltage. - Precise Answer ✔✔80, 404.14(A)(3) MI cable shall be secured within ______ inches of a panel. - Precise Answer ✔✔6", 332. Auxilary gutters shall not contain more than _____________ current carrying conductors, without derating. - Precise Answer ✔✔30, 366.22(A) The minimum dimensions for a concrete-encased steel reinforcing bas electrode is ______________ feet in length and _________ in diameter. - Precise Answer ✔✔20", 1/2". 250.52(A)(3)(1) An electrical device which consists of a frame, plunger and coil and is used to create a push or pull action is called a _____________? - Precise Answer ✔✔solenoid The ampacity of a #6 AWG copper THHN conductor terminated in a switchboard rated at 75 deg is ______________ amps. - Precise Answer ✔✔65, 110.14. 310.15(B)(16)

In a non-metallic box, not larger than 2 1/4' x 4", cable clamps are not needed if the NM cable is stapled with in ____________ inches of the box. - Precise Answer ✔✔8", 314.17(A)(exc) Branch circuits larger than _____________ amps shall supply only non-lighting loads. - Precise Answer ✔✔50, 210.18(exp) The maximum number of #6 AWG THW conductors allowed in 1" PVC Sch 40 conduit is ______________? - Precise Answer ✔✔4, annex C table 11 The code requires ____________ cubic inches of free space for each #10 wire in an outlet box. - Precise Answer ✔✔2.5, 314.16(B) The maximum number of switches permitted to disconnect a service is _____________. - Precise Answer ✔✔6, 230.71(A) The minimum size conductor that maybe installed is parallel is ______________ AWG? - Precise Answer ✔✔1/0, 310.10(H)(1) The ampacity of NM cables is based on the ____________ deg column of Table 310.15(B)(16). - Precise Answer ✔✔60, 334. Short sections of ferrous metal raceway used for physical protection of the grounding electrode conductor shall be bonded at both ends to the _______________. - Precise Answer ✔✔grounding electrode conductor, 250.64(E)(1) A feeder in a single-family dwelling supplies a load pf 75 amps of electrical space heating and 25 amps of air conditioning(cooling). The required capacity of the feeder is ____________ amperes? - Precise Answer ✔✔75, 220.82(B) Where fuses are used for motor overload protection, a fuse shall be inserted in each ungrounded conductor and also in the grounded conductor if the supply system is __________ AC with one conductor grounded. - Precise Answer ✔✔3 wire 3 phase, 430.

Work installed by an electrical contractor can be concealed after ________ - Precise Answer ✔✔Obtaining inspection approval When installing a ground ring encirculating the building or structure, in direct contact with the earth, consisting of a least ____________ feet or bare copper conductor not smaller than __________ AWG copper. - Precise Answer ✔✔20, #2. 250.52(A)(4) Groundrods shall be at least _____________ feet in length. - Precise Answer ✔✔8, 250.52(A)(5) When installing a ground rod where rock bottom is encountered, the electrode shall be driven at an oblique angle not to exceed ____________ deg from vertical. - Precise Answer ✔✔45, 250.53(G) A service disconnect shall be rated not less than ___________ amps for one-family dwelling units. - Precise Answer ✔✔100A, 230.79(C) The coupling means of the electrical vehicle supply equipment shall be stored or located at the height of not less than ___________ above the floor level for indoor locations and __________ above grade level for outdoor locations. - Precise Answer ✔✔18", 24". 625. A dishwasher does not need a GFCI when? - Precise Answer ✔✔Always needs GFCI protection. 210.8(D) Where DC photovoltaic source or DC photovoltaic output circuits from building integrated circuits or other photovoltaic systems are run inside a building or structure, they shall be contained in ____________ raceways. - Precise Answer ✔✔metal, 690.31 (G) The ratio of journeyman or master electricians to apprentice electricians is listed where in State of Michigan public Act 407 of 2017? - Precise Answer ✔✔339.5717(3) An apprentice must register with the State of Michigan within __________ days of initial employment. - Precise Answer ✔✔30, 339.5717(1) Receptacle outlets in or on floors shall not be counted a part of the required number of receptacle outlets unless located within ___________ inches of the wall. - Precise Answer ✔✔18". 210.52(A)(3)

What is the minimum ampacity for a shore power receptacle? - Precise Answer ✔✔30A, 555.19(A)(B) How many branch circuits for car lighting, ventilations, and heating per elevator car? - Precise Answer ✔✔2, 670.22(A)(B) What type of protection for personal is needed for all temporary wiring installations? - Precise Answer ✔✔GFCI 590. Where raceways contain ____ or larger insulated circuit conductors, and these conductors enter a cabinet, a box, an enclosure, or a raceway, the conductors shall be protected by an insulated fitting. - Precise Answer ✔✔4, 300.4(G) Parallel 500 KMILS THWN goes on what size breaker? - Precise Answer ✔✔800 amps