Highly skilled labour is required in O TRS wiring O casing - caping wiring O Conduit wiring O Both conduit and casing-caping wiring
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- 13. Two electricians are discussing feeders that supply branch circuits. Electrician A says that the AHJ canrequest a drawing that indicates conductor size and other details. Electrician B says that a GFPE must beincluded as part of the 500A feeder disconnect. Which of the following statements is correct?A. Both electricians are correct.B. Neither electrician is correct.C. Only Electrician A is correct.D. Only Electrician B is correct.A wiring job requires 7,645 feet of cable. If the cable comes in 250 ft. coils, how many coils of cable are required?explain the point remember for selection and location fo site fora substation
- Electrical Wiring (Wiring Diagram and Schematic Diagram) 1.Create or draw a wiring layout ( wiring diagram and Schematic Diagram ) for Controlling Bulb a and Bulb b by Switch ab6.A. How many grounded neutral conductors are in a 208Y/120 volt, 3-phase, 4-wire system?A. ThreeB. TwoC. FourD. One 6.B. A separate building that's supplied with a feeder or branch service will also need aA. separate EGC from the supply EGC.B. transformer for isolation.C. neutral conductor bonded to ground.D. grounding electrode system.11.a. Which of the following is a point where a grounding electrode conductor connection must be made inthe communication system?A. The flexible nonmetallic power service racewayB. The grounding electrode conductor or metal enclosure for a grounding electrode conductorC. The space opposite the service equipment enclosureD. The grounded exterior metal water piping system within six feet of the point where it enters the building11.b. The equipment grounding conductor of a pump motor for a swimming pool must be grounded with asolid copper conductor that's no smaller thanA. AWG 8.B. AWG 12.C. AWG 10.D. AWG 6.
- Which of the following is not an approved grounding method?A)Metallic underground water pipingB)Ground rodsC)Gas pipingD)Metal frame of a buildingElectrical plants Draw the three-phase four-wire meter connection diagramProvide a picture on the following parts of electrical plan. Location and Site Plans in a Drawing Sheet Legend or Symbols or Electrical Symbols in a Drawing Sheet General Notes and/or Specifications. Electrical Layout. Schedule of Loads One Line Diagram Title Block
- 20.a. Which of the following conductors can you install when using the pressure terminals on a receptacle?A. No. 12 solid copperB. No. 10 solid copperC. No. 14 solid aluminumD. No. 12 solid aluminumEnd of exam20.b. Two switches are used to control a light from either end of a hallway. The two conductors that directlyjoin the switches areA. stranded.B. travelers.C. two-phase conductors.D. grounding conductors.10.A. Which of the following is required in each separate service disconnecting means?A. Grounding electrodeB. Service conductorC. Main bonding jumperD. Equipment grounding conductor10.B. When sizing an equipment bonding jumper on the load side of an overcurrent protective device, thesize of the conductor jumper is based on theA. current rating of the protective device.B. size of the feeder's equipment grounding conductor.C. size of the grounding electrode conductor.D. size of the conductors feeding the protective device.10.C. Grounding clamps are typically suitable for connecting how many conductors?A. OneB. ThreeC. FourD. Two14.a. Where should fiber optic cables that are fixed in cable trays be installed?A. In riser spacesB. In plenum spacesC. Along the floorD. As free-hanging installations14.b. What should you consider before installing a cable in an existing duct?A. The new cable should be armored.B. All cables should have the same outer diameter.C. The fill ratio shouldn't be exceeded.D. New cable can't be installed in existing ducts.