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Introduction to Electrical Wiring Exam Questions and Correct Answers Latest Update $7.99
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Introduction to Electrical Wiring Exam Questions and Correct Answers Latest Update

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  • Course
  • Introduction to Electrical Wiring
  • Institution
  • Introduction To Electrical Wiring

Introduction to Electrical Wiring Exam Questions and Correct Answers Latest Update AC - Answers current changes directions DC - Answers current goes in a single direction, negative to positive Power Supply - Answers source of energy Output Device - Answers produces desired work, aka load Inpu...

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  • November 4, 2024
  • 2
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Introduction to Electrical Wiring
  • Introduction to Electrical Wiring
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Introduction to Electrical Wiring Exam Questions and Correct Answers Latest Update 2024-2025

AC - Answers current changes directions

DC - Answers current goes in a single direction, negative to positive

Power Supply - Answers source of energy

Output Device - Answers produces desired work, aka load

Input Device - Answers controls flow of current

Conductor - Answers provides path for current to flow

Most Common Conductor - Answers copper

Voltage - Answers force that drives electrons, measured in volts (represented by V or E in formulas)

Current - Answers movement or flow of electrons, number of electrons flowing through conductor,
measured in amperes (electrons per second, represented by I or A)

Resistance - Answers opposition to flow of electricity, measured in ohms (represented by omega)

Power - Answers measure of electricity consume, measured in watts (represented by W), and calculated
by voltage X current

First Rule of Safety - Answers dress appropriately

Water - Answers decreases resistance between body and ground

UL - Answers Underwriters Labratories, recognized testing agency

NEC - Answers National Electric Code, sets standards for wiring and equipment installation in US

CSA - Answers Canadian Standards Association, establishes safety standards

IEC - Answers International Electrotechnical Commission, product safety standards in many countries

Listed Components - Answers components certified in safety

Wire Stripping Tool - Answers cuts insulation from wires

Diagonal Cutters - Answers used by experienced electricians

Electrician's Knife - Answers electricians can carefully cut away insulation at a 30 degree angle

Screw Terminals - Answers Type A a lug is connected to a screw which is tightened, Type B is when wire
is inserted into terminal and screw is tightened down

Internal Clamps - Answers stripped end of wire is inserted into slot and device fastens around wire

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