Most 120 volt circuits - Study guides, Class notes & Summaries

Which article of the NEC covers grounding? Article 250 What is a dropout plate? 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: 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 grounded? The motor will automatically blow fuses eight incandescent lighting fix...

Stationary Engineer Electric Exam Questions and Answers Latest 2024/2025 (Graded A+) An AC circuit consists only of a pure inductance and a power source. The relationship between the voltage and the current in this circuit is that the - Answer current lags the voltage The power factor of a load is equal to the ____________ power divided by the ____________ power. - Answer True ; apparent A 10-ohms and 20-ohms resistor are connected in parallel. The total line current drawn by this parallel...

Gas Technician G2 License Exam Questions And Answers An inline Ammeter is connected - ANS In series with the device being checked As the length of an Electrical run increases, it may be necessary to - ANS Increase the Wire Size Fuses serving motor circuits should be of - ANS Time Delay Type Millivolt wiring should be isolated from Line Voltage Wiring because - ANS The Line Voltage will induce a voltage into the Millivolt Wiring Which tool is used to determine...

___ through circuits on a boat is perhaps the most common problem with electrical circuitry. A Overly high rates of current flow B Resistance to heat C Unrestricted pressure D Resistance to electrical current flow - Answer-D Resistance to electrical current flow When using Ohm's law, if any two of the three values are known, the third value can be calculated by ___. A multiplication or division B addition or subtraction C taking the square root of the sum of the two values D finding t...

If the potential difference across the coil is low, the coil will: A-draw too much current B-become too hot C-Produce too much magnetic force D-not heat up D-not heat up The NEC identifies environments that contain flammable vapors and gases as which class of hazardous location? A-Class I B-Class II C-Class III D-Class IV A-Class I Which of the following reduces high voltages and currents to save values for measurements? A-auto transformer B-megohmmeter C-instrument transf...

Stationary Engineer Electric Exam Questions With 100% Correct Answers An AC circuit consists only of a pure inductance and a power source. The relationship between the voltage and the current in this circuit is that the - answercurrent lags the voltage The power factor of a load is equal to the ____________ power divided by the ____________ power. - answerTrue ; apparent A 10-ohms and 20-ohms resistor are connected in parallel. The total line current drawn by this parallel combination is ...

Stationary Engineer Electric Exam Questions With 100% Correct Answers An AC circuit consists only of a pure inductance and a power source. The relationship between the voltage and the current in this circuit is that the - answercurrent lags the voltage The power factor of a load is equal to the ____________ power divided by the ____________ power. - answerTrue ; apparent A 10-ohms and 20-ohms resistor are connected in parallel. The total line current drawn by this parallel combination is ...

Stationary Engineer Electric Exam Questions and Answers Latest 2024/2025 (Graded) An AC circuit consists only of a pure inductance and a power source. The relationship between the voltage and the current in this circuit is that the - Answer current lags the voltage The power factor of a load is equal to the ____________ power divided by the ____________ power. - Answer True ; apparent A 10-ohms and 20-ohms resistor are connected in parallel. The total line current drawn by this parallel co...

Gas Technician G2 License Test Questions and Answers Verified 100% An inline Ammeter is connected Ans- In series with the device being checked As the length of an Electrical run increases, it may be necessary to Ans- Increase the Wire Size Fuses serving motor circuits should be of Ans- Time Delay Type Millivolt wiring should be isolated from Line Voltage Wiring because Ans- The Line Voltage will induce a voltage into the Millivolt Wiring Which tool is used to determine if t...

GAS TECHNICIAN G2 LICENSE EXAM WITH QUESTIONS AND WELL VERIFIED ANSWERS[ GRADED A+] ACTUAL EXAM 100% An inline Ammeter is connected - ANS---In series with the device being checked Fuses serving motor circuits should be of - ANS---Time Delay Type Millivolt wiring should be isolated from Line Voltage Wiring because - ANS---The Line Voltage will induce a voltage into the Millivolt Wiring Which tool is used to determine if the windings on an Electric Motor have shorted? - ANS---Ohmmet...