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A collection of practice questions and answers related to the michigan journeyman electrician exam. It covers various topics relevant to electrical installations, including conductor sizing, grounding, conduit requirements, and safety regulations. Useful for individuals preparing for the journeyman electrician exam in michigan.
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There are six conductors in a race way connected to 75° C rated circuit breaker. Each wire has a 70 amp load using THHM conductors. The minimum size conductors used our #_________AWG correct answers Thermal insulation shall not be installed within _________inches of recessed lighting fixtures correct answers A 1 inch conduit contains three wire circuits or a phase system. All conductors are number 10 TW. Each circuit consist of two phase conductors and one grounding conductor and one equipment grounding conductor. The maximum and pasty of each phase conductor is______. correct answers24 amps The volt Ampere rating of a device that consumes 14.5 A on a 240 V circuit is_____. correct answers3480watts A 208 V, three phase heater draws 3598 W. How many campers does the heater draw correct answers The underwater light fixture shall be installed at least ________inches below the water level correct answers A general purpose receptacle shall not be installed on the_________ correct answersOffense directly south of the pool A junction box for a 124 wet niche fixture shall be at least_______Inches above the ground correct answers A GFCI protected_______ receptacle for the pump motor May be installed on the south side of the dwelling unit dedicated grounding type correct answersDedicated receptacle A metal fence installed within________Feet of a pool Shall be bonded correct answers
The feed to the wet niche fixture shall be installed in correct answersRigid brass A 15 or 20 amp receptacle Shall be located within_____Feet of a rooftop air conditioner correct answers In a commercial building the minimum size ungrounded service entrance conductor for 120 Dash 240 V single phase 200 amp service is correct answers3/0 thwn copper The minimum service for a one family dwelling Shall be correct answers100amps Type _____ Cable is not permitted for service entrance conductors correct answersUF A comb rated 4750 W , 208 V 3 phase draws ________ amps correct answers13. Direct burial cable emerging from the ground and subject to physical damage shall be installed in_________. correct answersSchedule 80 PVC A high impedance grounded system is limited to systems operating as _________volts or above. correct answers And expansion joint is required for non-metallic conduit when the temperature changes for -15° to 105°F, the thermal expansion for 100 feet or rigid nonmetallic conduit is________ inches correct answers4. The voltage rating for communication cable shall not be less than________volts? correct answers300 V The direction or rotation of a three phase motor can be reversed by and are changing any________ leads correct answers A(n) _________ Receptacle may be included on a small appliance branch circuit? correct answersElectric clock/gas range
Fixed lighting units may be on a 30 amp branch circuit if they are _______ duty lamp holder's correct answersHeavy Boxes used in the floor shall be________? correct answersListed for the installation A receptacle for a laundry equipment shall be located within ______feet of the intended location. correct answers Type insulated conductors may be used in direct burial applications correct answersUse Edison base fuses shall not exceed _______ampers correct answers The maximum distance between supports for 1 inch rigid nonmetallic conduit is_____feet. correct answers The smallest size conductor for a ground ring is ___________AWG copper correct answers A single man motor operated appliance of 134 A shall have overcurrent protection not to exceed _______% of the appliance rating. correct answers A metal light pole must have a accessible hand hole not less than correct answers2" x 4" An AC general use snap switch used to control a motor load shall not exceed ________% of the amp you're reading of the switch and it's rated voltage correct answers M I cable shall be secured within ________ inches of a panel correct answers Auxiliary gutters shall not contain more than ______current caring conductors without the rating correct answers
The minimum dimensions for a concrete Encased steel reinforced base electrode is ______ feet in length and ____ in diameter correct answers20 inches, 1/2 inch An electrical device which consist of a frame, plunger and coil and as used to create a push or pull action is called a ______? correct answersSolenoid The impassively of a number 6AWG copper THHN conductor terminated in a switchboard rated at 75° C is ________ amps correct answers Conductor full of conduit nipple 24 inches or less in length shall not exceed ________% correct answers In a non-metallic box, no larger than 2 1/4" x 4", cable clamps are not needed if the NM cable is stapled within _______inches of the box. correct answers Branch circuits larger than ______ amps shall supply only non-lighting loads correct answers The maximum number of number 6 AWG THW conductors allowed and 1 inch PVC schedule 40 conduit is_____? correct answers The code requires a blank cubic inches of free space for each number 10 wire in an outlet box. correct answers2. The maximum number of switches permitted to disconnect a service is______? correct answers A minimum size conductor that may be installed in parallel is ______ AWG? correct answers1/ The impassively of NM cables is based on the blank see degree column of table 310.15 B 16 correct answers Short sections of Farris metal raceway used for physical protection of the grounding electrode conductor shall be bonded out both ends to the______. correct answersGrounding electrode conductor
The ratio of journeyman or master electricians to apprentice Electrician is listed where in state of Michigan public at 407 of 2017 correct answers339. 5713(3) An apprentice must register with the state of Michigan within _____ days of initial employment correct answers Receptacle outlets in or on floor shall not be counted a part of the required number of receptacle outlets unless located within ______ inches of the wall correct answers What is the minimum impassively for sure power receptacle? correct answers30amps How many branch circuits for car lighting, ventilation, and heating per elevator car correct answers What type of protection for personal is needed for all temporary wiring installations? correct answersGFCI Where raceways contain ______AWG or larger insulated conductors that enter a box the conductor shall be protected by a bushing. correct answers