A gfci circuit breaker Study guides, Class notes & Summaries

There are six conductors in a race way connected to 75° C rated circuit breaker. Each wire has a 70 amp load using THHM conductors. The minimum size conductors used our #_________AWG correct answer: 4 Thermal insulation shall not be installed within _________inches of recessed lighting fixtures correct answer: 3 A 1 inch conduit contains three wire circuits or a phase system. All conductors are number 10 TW. Each circuit consist of two phase conductors and one grounding conductor and on...

Michigan Journeyman test | 2023/24 questions and answers There are six conductors in a race way connected to 75° C rated circuit breaker. Each wire has a 70 amp load using THHM conductors. The minimum size conductors used our #_________AWG - 4 Thermal insulation shall not be installed within _________inches of recessed lighting fixtures - 3 A 1 inch conduit contains three wire circuits or a phase system. All conductors are number 10 TW. Each circuit consist of two phase conductors and on...

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...

OSHA 30 Construction Test Answer Key ELECTROCAUTION ClickSafety Redvector| Already Graded A+| Latest 2024 OSHA 30 Construction ELECTROCAUTION ClickSafety Redvector OSHA 30 Construction Test Answer Key ELECTROCAUTION ClickSafety Redvector| Already Graded A+| Latest 2024 Lock Out / Tag Out refers to _______. A. A process for locking tools and equipment to deter theft B. A process that eliminates the chance of unauthorized access to critical areas C. A process that is designed to prot...

What color is a nitrogen cylinder? - Answer- Black what color is a nitrogen oxide cylinder? - Answer- Blue What has the shortest wavelength? - Answer- X-rays Wireless telemetry frequencies are set by? - Answer- FCC A circuit from the breaker to the outlet is called? - Answer- Branch Circuit When does Systole occur? - Answer- When the ventricles depolarize The T wave represents what? - Answer- The repolarization of the ventricles A GFCI measures between what and what and trip...

OSHA 30 Construction Test Answer Key ELECTROCAUTION ClickSafety Redvector| Already Graded A+| Latest 2024 Lock Out / Tag Out refers to _______. A. A process for locking tools and equipment to deter theft B. A process that eliminates the chance of unauthorized access to critical areas C. A process that is designed to protect workers by controlling hazardous energies C. A process that is designed to protect workers by controlling hazardous energies (correct answer) For effective Lock Ou...

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...

Home Inspection Test Questions and Answers 100% Pass 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 gauge (copper) How is the electrical system in most ol...

Which Article of the NEC covers grounding? - article 250 Which of the following is a 90 degree, explosion proof fitting? - GUAL What is a dropout plate? -Metal plate with a curved surface for cable to follow as it passes from the tray All of the following are common service voltages in the United States EXCEPT: -372/575 3-PHASE, 4-WIRE What does a GFCI breaker do? - Opens a circuit to prevent operation of an electrical device What will happen when one or more coils in a winding are ground...

Before working on an electric furnace the tech should - Review diagram, remove jewelry, and follow safety procedures. ALL OF THE ABOVE. A GFCI circuit breaker - detects current leaks to groound the conductor in an electric heat element is usually made of - Nichrome An example of resistive load is - crankcase heater an example of an inductive load is - motor an electric furnace is marked 208/230 single phase 60Hz A tech reads 200 vac at the power supply and determines - the voltage is too ...