What is a gfci - Study guides, Class notes & Summaries

Which article of the NEC covers grounding? CORRECT ANSWER Article 250 What is a dropout plate? CORRECT ANSWER Metal plate with a curve surface for cable to follow as it passes from the tray All of the following are common service voltages in the United States Except: CORRECT ANSWER 372/575 3-Phase, 4-wire What does a GFCI breaker do? CORRECT ANSWER Opens a circuit to prevent operation of an electrical device What will happen when one or more coils in a winding are grounded? CORRECT A...

ATT Comp Test| Answered 100% Correctly What is electrical Shock? A sensation and muscular spasm when electric current passes through the body. What is a GFCI? Ground Fault Circuit Interrupter (automatically shut's off electrical flow in the event of an overload) TS Transformers Open: T doesn't generate output V Short: could be partial which would then change number of coils so Ep would change or Es What is voltage Potential of electric energy; pressure of electrons pushing away fr...

ATT Comp Test| Answered 100% Correctly What is electrical Shock? A sensation and muscular spasm when electric current passes through the body. What is a GFCI? Ground Fault Circuit Interrupter (automatically shut's off electrical flow in the event of an overload) TS Transformers Open: T doesn't generate output V Short: could be partial which would then change number of coils so Ep would change or Es What is voltage Potential of electric energy; pressure of electrons pushing away fr...

Residential Wiring Final Exam Review with Complete Solutions What is the standard voltage for most residential electrical systems in the U.S.? A) 120V B) 240V C) 480V D) 120/240V Which type of circuit is designed to protect against overloads in a household? A) Series circuit B) Branch circuit C) Parallel circuit D) Ground circuit What is the primary purpose of a circuit breaker in residential wiring? A) To enhance electrical flow B) To protect against overcurrent C) To reg...

Electrical Wiring Exam 2 Study Guide Questions and Answers Rated A+ What is the role of a wire connector in electrical installations? A wire connector securely joins two or more wires together, ensuring a safe and stable electrical connection. How does a receptacle differ from a switch in terms of function? A receptacle provides access to electrical power for devices, while a switch controls the flow of electricity to a fixture or outlet. What innovative feature does a smart swit...

Residential wiring final exam questions and answers 100% pass How does the layout of a room influence the placement of electrical outlets? The layout influences outlet placement by considering the furniture arrangement and functionality, ensuring accessibility while minimizing the risk of tripping hazards. What role does a grounding system play in residential wiring? A grounding system provides a safe path for excess electrical current to flow into the earth, reducing the risk of sh...

Spectrum - Field Tech New Hire, Spectrum Field Tech New Hire Week 2 Questions and Answers Already Passed What does the "S" in S.A.F.E stand for? Stop What does the "A" in S.A.F.E stand for? Assess What does the "F" in S.A.F.E stand for? Focus What does the "E" in S.A.F.E stand for? Eliminate What are the three branches of the Safety Triangle? Knowledge Technique Attitude What (in electricity) is the direct cause of injury voltage (E), current (I), or resistance (R)? Current (I) Wha...

Residential Wiring-Unit 3-Electrical Outlets Questions and Answers Rated A+ What is the primary function of an electrical outlet in a home? The primary function of an electrical outlet is to provide a safe and convenient point for plugging in devices and appliances to access electrical power. How does a standard duplex outlet differ from a GFCI outlet? A standard duplex outlet provides two plug-in spaces, while a GFCI outlet is designed to prevent electric shock by interrupting pow...

Final Residential Wiring Questions and Answers Already Passed What is the primary purpose of a service panel in a residential electrical system? The service panel distributes electricity throughout the home, providing circuit protection and control. How can improper grounding affect a home's electrical safety? Improper grounding can lead to electrical shock hazards and increase the risk of equipment damage during power surges. What does it mean when a circuit breaker trips? W...

Residential Wiring Questions and Answers 100% Pass What is the purpose of a circuit breaker in a home? A circuit breaker acts as a safety switch that automatically cuts off electrical flow to prevent overheating and potential fires. How does a three-way switch differ from a standard switch? A three-way switch allows you to control a light fixture from two different locations, perfect for hallways or staircases. What is the significance of grounding in residential wiring? Groundi...