Ultimate Trivia Quiz On Electricity

30 Questions

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Electricity Quizzes & Trivia

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Questions and Answers
  • 1. 
    The typical amperage in a typical house hold is:
    • A. 

      15 amps

    • B. 

      20 amps

    • C. 

      15 ohms

    • D. 

      40 volts

  • 2. 
    What is the purpose of bonding?
    • A. 

      A) To make sure there is no current

    • B. 

      B) To take voltage to ground

    • C. 

      C) To ensure no potential

    • D. 

      D) a and c

  • 3. 
    How is an atom given a negative charge?  
    • A. 

      taking away electrons

    • B. 

      Taking away protons

    • C. 

      Adding electrons

    • D. 

      Adding protons

  • 4. 
    If purging a piping or tubing system, the person must?
    • A. 

      Continue with other work required

    • B. 

      Have a coffee break while system purges

    • C. 

      Shall precede the work of closing in

    • D. 

      Remain in constant attendance

  • 5. 
    If there is 10A and 120V in a circuit, what is the resistance?
    • A. 

      120A

    • B. 

      12 Ω

    • C. 

      120 ohms

    • D. 

      - 12 V

  • 6. 
    Except where permitted by Clause 4.13.2, a horizontal furnace shall have the following minimum clearances from combustible material:
    • A. 

      6in/24in/6in/6in

    • B. 

      7in/24in/7in/5in.

    • C. 

      5in/20in/5in/5in.

    • D. 

      4in/24in/4in/4in.

  • 7. 
    A crock pot is a load on an electrical circuit.
    • A. 

      True

    • B. 

      False

  • 8. 
    A switch is should be located on the hot side of the circuit. 
    • A. 

      True

    • B. 

      False

  • 9. 
    Resistance in a circuit can be affected by temperature.
    • A. 

      True

    • B. 

      False

  • 10. 
    Parallel circuits
    • A. 

      Are comprised of multiple independent circuits wherein the flow of energy comes from one source

    • B. 

      Are comprised of multiple independent circuits wherein the flow of energy comes from multiple sources

    • C. 

      Are comprised of multiple series circuits occupying the same space behind a wall

    • D. 

      Are comprised of multiple loads, multiple sources, and multiple conductors all working in parallel

  • 11. 
    The 3 components of a circuit are?
    • A. 

      Conductor, ac, frequency

    • B. 

      Power, conductor, load

    • C. 

      Conduit, pump, valve

    • D. 

      Energy source, conductor, circuit

  • 12. 
    Total voltage drop in a circuit is greater than the applied voltage of the energy source.
    • A. 

      True

    • B. 

      False

  • 13. 
    Q) The more voltage the higher the push
    • A. 

      True

    • B. 

      False

  • 14. 
    The duration of a leak test is?
    • A. 

      15 mins

    • B. 

      30 mins

    • C. 

      10 mins

    • D. 

      24 hrs

  • 15. 
    More electrons then protons = a negative charge
    • A. 

      True

    • B. 

      False

  • 16. 
    A switch must be located
    • A. 

      After the property line, before the appliance

    • B. 

      After the appliance, before the plug

    • C. 

      Before the distribution panel, after the switch

    • D. 

      After the distribution panel, before the appliance

  • 17. 
    What is the first thing you should do when treating a shock victim?
    • A. 

      Throw water on the individual, to prevent them from cooking on the inside.

    • B. 

      Ensure that the power is disconnected and there is no potential energy.

    • C. 

      Pull the person away from the source of electricity .

    • D. 

      Ask the person a series of questions that will allow you discover the situation.

  • 18. 
    A Furnace is on the same breaker as the rooms lights it's located in.
    • A. 

      True

    • B. 

      False

  • 19. 
    The barometric pressure at at sea level is_______psia. For every 2000ft rise in elevation, the barometric pressure reduces by approximately ____ psia. At a 2000ft rise, the volume of natural gas would expand to approximately_______ cu.ft.
    • A. 

      12.42/1.5/1.072

    • B. 

      14.73/1/1.072

    • C. 

      14.73/2/2.072

    • D. 

      12.42/2/2.072

  • 20. 
    Ω=
    • A. 

      A x V

    • B. 

      V/A

    • C. 

      Ω/A

    • D. 

      V x A

  • 21. 
    How do you size the vent line when two or more gas overpressure relief valves are installed?
    • A. 

      Take the largest area of relief opening and the total of half of the rest of the area

    • B. 

      Take total in area of all relief openings and double it

    • C. 

      Increase by one pipe size diameter for every 50 ft

    • D. 

      Take the total area of the internal relief valve and half of the area of non-internal relief valve and divide by the number of relief valves

  • 22. 
    A resistor will:
    • A. 

      A) Supply the voltage

    • B. 

      B) Reduce current flow

    • C. 

      C) Consume resistance

    • D. 

      D) Lower voltage

    • E. 

      E) b and d

  • 23. 
    What is the smallest amount of current that can stop the human heart?
    • A. 

      4 A

    • B. 

      4 mA

    • C. 

      4 MA

    • D. 

      4 V

  • 24. 
    The purpose of a breaker is to protect conductors.
    • A. 

      True

    • B. 

      False

  • 25. 
    Power equals R x I
    • A. 

      True

    • B. 

      False

  • 26. 
    Total resistance on a parallel circuit is 
    • A. 

      Rt = 1 ÷ (1/r1 + 1/r2 + 1/r3)

    • B. 

      Rt = (1/r1 + 1/r2 + 1/r3) ÷ 1

    • C. 

      Rt = r1 + r2 + r3

    • D. 

      Rt = (r1 x r2 x r3) ÷ 1

  • 27. 
    Name the circuit protector
    • A. 

      Relay

    • B. 

      Load

    • C. 

      Fuse

    • D. 

      Resistor

  • 28. 
    What is the first thing a technician should do upon discovering that the switch to the furnace is wired to the neutral end. 
    • A. 

      Work on it anyway its harmless

    • B. 

      Remove the fuse or switch the breaker

    • C. 

      Get your colleague to work on it instead, after all he claims he is an expert in electricity

    • D. 

      Ensure that the furnace is in the switched off position

  • 29. 
    Q) Current flow in Canada is?
    • A. 

      40 hertz

    • B. 

      40 kWh

    • C. 

      20 kWh

    • D. 

      60 Hz

  • 30. 
    Headpressure is measured in?
    • A. 

      Ft

    • B. 

      Ohms

    • C. 

      Km/h

    • D. 

      Volts