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

NHIE Exam II Electrical Questions and Answers All Correct What is an issue with Edison base fuses? - Answer Edison base fuse is older and all size fuses are the same size, this is a safety problem What is the color coding for the common sized Edison base fuses? - Answer 30 Amp - Green 25 Amp - Green or Yellow 20 Amp - Orange or Red 15 Amp - Blue or Purple 10 Amp - Yellow or Gray What are the service life estimates for circuit breakers? - Answer 30 - 50 years What are Ground Fau...

Electrical Wiring Questions and Answers Already Passed What is the typical amperage rating for standard household circuits? A) 5 amps B) 15 amps C) 30 amps D) 50 amps B) 15 amps What is the function of a junction box in residential wiring? A) To house electrical appliances B) To provide a secure location for wire connections C) To regulate voltage levels D) To increase circuit speed B) To provide a secure location for wire connections Which tool is essential for safely meas...

Home Inspection Electrical Questions and Answers Already Passed What determines the amount of electricity (amperage) the wire can carry? Size (diameter) How many wires are there from the street into the house in a 240 volt system? 3 conductors The size of the fuses or breakers at the main disconnect will always tell you the how much electricity is available to the house? False What is the min. size wire to provide the house with 60 Amp. service? #6 Cu (copper) How is the electri...

When testing a water level supervisory switch serving a pressure tank a signal shall indicate if the water level _____________from the required level (NFPA 72, Table 14.4.3.2 17 (j) (4) - rises or falls over 3 inches If combination audible/visible appliances are installed the location of the installed appliance shall be determined by the requirements of _______. (Nfpa 72 18.4.8.1) - the visible appliance What is the maximum number of 12 gauge THHN wires that can be installed in 1...

BICSI Installer1 CALT Exam Prep Exam | Questions and Answers Graded A+ Latest 2024/2025 ANSI/ TIA 568.0 - CORRECT ANSWER Generic Telecommunications Cabling for Customer Premesis ANSI/ TIA 568.1 - CORRECT ANSWER Commercial Building Telecommunication Cabling Standard ANSI/ TIA 568.2 - CORRECT ANSWER Balanced Twisted-Pair Telecommunications Cabling and Components Standard ANSI/ TIA 568.4 - CORRECT ANSWER Broadband Coaxial Cabling and Components Standard ANSI/ TIA 569 - CORRECT ANSW...

HVAC Gas Heat Certification Exam (New 2024/ 2025 Update) Questions and Verified Answers 100% Correct | A Grade QUESTION Duct wrap is used to insulate round metal ducts. What is the approximate R-value for "one inch" of this insulation Answer: R= 3.0 QUESTION A category 1 natural gas furnace has a typical air temperature rise of Answer: 60°F - 120°F QUESTION A technician connects the electrical circuit to an 80,000 BTU gas furnace with a 3- ton ...

FFA Electricity CDE Test Questions and Answers 100% Pass How many outlets does a hallway at least have? At least one How long does a wall have to be to have an outlet? At least two feet What type of outlet should be used to protect an out-doors outlet? A GFCI outlet Outlets within _______ feet of a swimming pool or spa must be GFCI protected. Ten Where are outlets that need to be GFCI protected? Bathrooms, a non-enclosed carport or garage, and along a kitchen counter that incl...

RESIDENTIAL WIRING SYSTEM COMPONENTS WITH COMPLETE SOLUTIONS What are the main components of a residential wiring system? The main components include wires, circuit breakers, outlets, switches, and junction boxes. What type of wire is commonly used for residential wiring? Non-metallic sheathed cable, often referred to as NM cable, is commonly used for residential wiring. How do electrical outlets function in a residential wiring system? Electrical outlets provide access to elect...

Millwright Level 1 Exam Questions and Answers Latest | Graded A+. On a pedestal grinder, the gap between the grinding wheel and work rest should not exceed: - ANSWER 1/8 inch The kind of abrasive material used in grinding wheels for general purpose applications is: - ANSWER aluminum oxide A blotter is used on a grinding wheel to: - ANSWER protect the flanges from the abrasize grit, display information about the wheel and compensate for the uneven surfaces on the wheel Flanges should at l...

On a pedestal grinder, the gap between the grinding wheel and work rest should not exceed: 1/8 inch The kind of abrasive material used in grinding wheels for general purpose applications is: aluminum oxide A blotter is used on a grinding wheel to: protect the flanges from the abrasize grit, display information about the wheel and compensate for the uneven surfaces on the wheel Flanges should at least be: 1/3 the diameter of the wheel The best wheel to use for cleaning scale and dirt off a...