Electrical Journeyman Test 2020 with 100% correct answers already graded a+.

A fixed light will be allowed to be 30 amp provided the socket is rated ____ duty. a. Light b. Medium c. Heavy d. Extra Heavy c. Heavy From the Skilled Trades Act, Section 7 "Except as otherwise provided in this article or in subsection (3), and individual other than an individual who is licensed under this article and ______________ working under the direction of a holder of an electrical contractors licence, shall not in any manner undertake to execute any electrical work". ...And employed by and... A box with (2) 14/3 NM, one yoke, and a clamp requires a minimum or _____ cubic inches. a. 16 b. 18 c. 20 d. 22 c. 20 NM Cable in a 2x4x2.5 plastic box will not require a cable clamp if secured within _____ inches of the box. a. 8 b. 12 c. 16 d. 20 a. 8 A box with #10 AWG THHN will require a free space of _____inches. a. 2 b. 2.25 c. 2.5 d. 3 c. 2.5 (See Table 314.16 (B).) A mobile home with 100 amp service will require service conductors of ____ AWG. a. #4 b. #3 c. #2 d. #1 a. #4 (See 550.33 (B) and 310.15 (B)(7).) A service with (4) 4" PVC conduits with (4) 800KCMIL feeder in each will require a main bonding jumper of what AWG? a. 4/0 b. 1/0 c. 250 KCMIL d. 500 KCMIL d. 500 KCMIL (See Table 250.102 (C)(1) and Chapter 9 Table 8 A conduit protecting the grounding electrode conductor shall be bonded to the ____ at both ends. Grounding Electrode Conductor (See 250.66(E)(1).) A grounding electrode encased in concrete shall be _____ft long and _____ in circumference. a. 8ft, 5/8" b. 12ft, 1⁄2" c. 20ft, 1⁄2" d. Something else... c. 20ft, 1⁄2" (See 250.52(A)(3).) The required outlet for an in-ground pool shall be mounted _____ a. On the wall of a building 21 feet from waters edge b. On a balcony 8 feet above water level c. On a support 3 feet from waters edge d. On a post 6'6" above grade level d. On a post 6'6" above grade level (See 680.22(A)(1).) Permanently installed pool motors shall have a cord length of_____ a. 3ft b. 6ft c. 12ft d. 20ft a. 3ft (See 680.21 (A)(3).) The conductor feeding a wet-niche pool light will be _____ a. Electrical Metallic Conduit b. Rigid conduit made of brass c. Flexible metallic conduit d. Something else..... b. Rigid conduit made of brass (See 680.23(B)(2) and (B)(2)(a).) Which conductor is not allowed to be used as a service conductor? a. USE b. MC Cable c. Underground Feeder d. MI Cable c. Underground Feeder (See 338.12 (B) What is the % conduit fill used in a nipple that does not exceed 24" A: 60% (see chapter 9 table 1 note (4).) Car Wash Receptacle must be WR Weather Resistant (see 406.9 (B)(1).) Overhead Service conductor clearance for pedestrian walkway 10' (see 230.24 (B)(1).) Snap switch used for motor must not exceed 80% of the amp rating of the switch (see 404.14 (A)(3).) Max amperage of Edison based fuse 30A (see 240.51 (A).) What can you put on a small appliance circuit. Receptacles for a gas fired range, oven, or countertop cooking unit (see 210.52 (B)(2) Exception 2) Type of branch circuit needed for a furnace or other central heating equipment Individual Branch Circuit (see 422.12) Receptacle serving AC or refrigeration equipment Required within 25' (see 210.63) Minimum size hand-hole in a pole supporting a luminaire 2" X 4" (see 410.30 (B)(1).) Laundry room branch circuit shall be Dedicated (see210.11 (C)(2).) A receptacle supplying power to a furnace, is required to be powered by what type of electrical circuit. An INDIVIDUAL circuit What is the required minimum wire size for a ground ring #2 American Wire Gage (AWG) Why sponsors the NEC The NEC is sponsored by the NFPA (National Fire Protection Association) The inside of conduit in a wet location is considered to be _____ Considered to be wet Which term is typically found in the NEC, FLA or FLC FLC (Full Load Current) What is a coulomb A quantity (number) of electrons in 1 ampere of current for a deration of 1 second Fuses for overload protection may be used in what type of circuit 3 wire, 3 phase, 1 conductor grounded What is an electrical JOULE 1 watt for a period of 1 second Increasing a circuits resistance will do what Circuit current (amperage) will decrease and circuit power will decrease What is the meaning of "true" or "real" power True or Real circuit power is the actual power of an electrical system - LISTED IN WATTS What is the meaning of "apparent" power Apparent power is what the power appears to be - LISTED AS: VA or KVA What motor currents are printed in the NEC: FLA of FLC FLC (Full Load Current) Ferrous (iron-magnetic) enclosures are connected to a non-continuous ferrous raceway. Raceways must be bonded to electrical enclosures - HOW Raceways must be electrically bonded through and at each end of a non-continuous raceway to the enclosures(s) Electrons move in which direction Negative (-) to Positive (+) A non-grounding receptacle is replaced with a grounding receptacle. What must be done to comply with MRC Option 1 - The replaced receptacle must be labeled "no equipment ground" Option 2 -If supplied thru a GFCI, the replaced receptacle must be labeled "GFCI protected" and "no equipment ground" this may be "both A and C" type of question What makes electrocs move in a conductor EMF, voltage, and potential this may be an "all of the above" or "A, B, and C" type of question The "Left Hand Rule" is commonly used to determine Used to indicate the path of electrical current and the direction of a circuits magnetic north Electrical current in a conductor creates what around the conductor A magnetic flux field Three resistors are connected in series. How is the total resistance calculated The resistors are added together "Voltage Drop" is equal to what formula (from the EIR circle) E (voltage drop) = I (current) x R (resistance) Conduit threads cut in the field must be coated with a compound that is Electrically conductive and non-corrosive Can a Master Electrician pull an electrical permit No What does the winding ratio of a transformer refer to The number (ratio) of primary windings compared to the number (ratio) of secondary windings What is the most common purpose of using a transformer To change voltage To use flexible metallic conduit as a grounding means, what is required Cossin doesn't really answer this. It could be any of the following, are a combination. • The conduit is terminated in listed fittings • The circuit conductors in the conduit are protected by an OCPD rated 20A or less • The size of the conduit does not exceed metric designator 35 (trade size 1 1⁄4") • The length of the ground-fault current path does not exceed 1.8 m (6') What residential door does not require an exterior light circuit A vehicle door