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Residential Wiring Chapter 12 Exam Questions With Verified Answers. The UL label and the OSHA label are two standard organization labels found on the metallic mounting straps of switches - answerFalse CSA Voltage and current ratings are always marked on a switch - answerTrue The function of each which can be represented using control symbols - answerTrue In a dwelling, three way switches are mainly use to control light circuits. - answerFalse Single pole Three way switches do not have a d...

Residential Wiring Chapter 10 Exam Questions With Verified Answers. Rigid metal conduit (RMC) is a heavy duty galvanized metallic tube used to route service entrance conductors? - answerTrue FMC is often used where some type of movement or vibration is present or where other conduit might be difficult to bend - answerTrue RMC conduit is sometimes referred to as rigid nonmetallic conduit and is available in trade sizes from half inch to 6 inch diameters - answerFalse Some sizes of conduit...

Residential Electrical Wiring Exam Questions With Verified Answers. PP&E - answerPersonal Protection & Equipment OSHA - answerOccupational Safety and Health Administration AWG - answerAmerican Wire Gauge - determines sizes of conductors NEC - answerNational Electrical Code OSHA recognizes 4 types of Electrical Injury - answerelectrocution shock fall - causing one to lose balance or footing burn - arcflash arcflash - answerwhen you touch a grounded wire to a live wire 2 types of overcu...

Introduction to Electrical Wiring Exam Questions With Verified Answers. AC - answercurrent changes directions DC - answercurrent goes in a single direction, negative to positive Power Supply - answersource of energy Output Device - answerproduces desired work, aka load Input Device - answercontrols flow of current Conductor - answerprovides path for current to flow Most Common Conductor - answercopper Voltage - answerforce that drives electrons, measured in volts (represented by V or E ...

Electrical Wiring Module 3 Questions With Verified Answers. Optic nerve - answercarries light to neural impulses from the eye to the brain light energy that is not absorbed by and object can be - answerboth reflected from and transmitted through the object when all the wavelengths of the light spectrum are presented to the eye in nearly equal proportions, the color or the light is - answerwhite the resistance of a tungsten filament is - answermuch higher when the lamp is turned on the fi...

Commercial Electrical Wiring Exam Questions With Verified Answers. __________is a lightweight tubular raceway without threads on each end. - answerEMT Conductor fill cannot exceed ______% in underfloor raceways. - answer40 RMC must be securely fastened at a maximum of every ____ feet. - answer10 FMC must be securely fastened _______ inches away from a box, conduit body, or panel. - answer12 Most non metallic raceways are made of __________. - answerPVC _______ is an enclosed channel for r...

Electrical Wiring Unit 6 Exam Questions With Verified Answers. Studs/rafters/joist - answerWhen installing electrical circuits in a typical wood frame residential structure, circuit runs are usually routed through the. Visually line up the circuit route Drill holes in the center of each stud Keep holes aligned Check your work after completion - answerAfter the circuit run has been determined, list four steps that should be considered before, during, and after the cable has been installed...

Electrical Wiring- Chapter 30 Exam Questions With Verified Answers. Alternating current - answerAn electric current that regularity reverses direction; used in home wiring. Arc-Fault circuit interrupter (AFCI) - answerA device that can detect abnormal arcing, which might cause a fire. AFCIs are required in many locations throughout a house Branch circuit - answerA single circuit running from a distribution panel. Circuit - answerA path for electrical power provided by wires (conductors) be...

Types of Electrical Wires Exam Questions With Verified Answers. Stranded - answerA collection of smaller wires twisted around a solid core Concentric - answerOne wire surrounded by six wires Compact Concentric - answerLike Concentric wire but crushed together leaving space Bunched - answerVery small strands together forming a very flexible cord Rope - answerseveral concentric cables twisted together with rubber sheathing Insulators - answerpreventing unwanted current flow Enamel - answe...

Airframe electrical wiring Exam Questions With Verified Answers. What is the purpose of shielded electrical wire? - answerEMI/RFI protection AC 43.13-1B/2B is data. - answerAcceptable data What type of wiring method is most often employed in the design and operation of metal aircraft electrical and electronic systems? - answerSingle wire method (negative ground) The resistance of the ground point on an aircraft electrical single wire circuit - answerShould be less then 3 milliohms Which...