JOURNEYMAN CLOSED BOOK # 10 Exam 2024

JOURNEYMAN CLOSED BOOK # 10 Exam 2024 D -Answer-The neutral conductor shall not be ____________. a. Stranded b. Solid c. Insulated d. Fused D -Answer-The voltage drop in a line can be decreased by_______________. I. Increasing the wire size II. Increasing the current III. Decreasing the load a. I only b. I and II only c. I, II and III d. I and III only A -Answer-In a residence, no point along the floor line in any wall space may be more than ___ feet from an outlet. a. 6 b. 6 ½ c. 12 d. 10 C -Answer-Insulating safety grips on tools __________. a. Are enough b. Are not meant for that purpose c. Should be used with other insulating equipment d. Are not enough D -Answer-The rating of any one portable appliance shall not exceed ___ percent of the branch circuit rating. a. 40 b. 50 c. 70 d. 80 A -Answer-A generic term for a group of non-flammable synthetic chlorinated hydrocarbons used as electrical insulating media. a. Askarel b. Acid c. Chloragorm d. Solder C -Answer-The part of an electrical system that performs a mechanical function rather than an electrical function is called a (an) _____________. a. Receptacle b. Device c. Fitting d. Outlet D -Answer-An electrical condenser is best defined as _______________. a. A coil of wire b. A wrapping of layers of metal foil c. A coil of wire with layers of metal foil d. A wrapping of many layers of metal foil set apart by waxed paper C -Answer-Solid wire is preferred instead of stranded wire in panel wiring because ____________. a. Costs less than stranded b. Solid will carry more current c. Can be "shaped" better d. No derating required for solid D -Answer-Which one of the following is not an insulator? a. Bakelite b. Oil c. Air d. Salt water C -Answer-The definition of accessible (wire): a. Admitting close approach b. Not guarded by locked doors, elevation, etc c. Not permanently closed in by the building or structure d. All of the above D -Answer-The Code is designed for safety regardless of _______________. I. Cost II. Time III. Maintenance IV. Efficiency V. Future structure a. I & II b. III & IV c. I through IV d. I through V C -Answer-When voltage and current appear at their zero and peak values at the same time, they are in ____. a. Motion b. Group c. Phase d. Balanced B -Answer-What is meant by "traveler wires"? a. Wiring to a split receptacle b. Two-wires between 3-way switches c. Wiring to a door bell d. Out of state electrician B -Answer-On a #4 drill bit, the #4 is determined by ________. a. Hardness b. Size c. Strength d. Length A -Answer-Wiring systems in wet locations should be ___________. a. Placed so a permanent air space separates them from the supporting surface. b. Separated by insulated bushings c. Separated by non-combustible tubing d. Protected by a guard strip A -Answer-The best type of fire extinguisher for an electrical fire is a ____________. a. Dry chemical extinguisher b. Soda-acid extinguisher c. Foam extinguisher d. Carbon monoxide extinguisher D -Answer-"Thermally protected" appearing on the nameplate of a motor indicates that the motor is provided with a ____________. a. Fuse b. Switch c. Breaker d. Heat sensing element B -Answer-A capacitor is a device that _____________ energy. a. Produces b. Stores c. Opposes d. Increases D -Answer-When working near acid storage batteries, extreme care should be taken to guard against sparks essentially to avoid __________. a. Overheating the electrolyte