Electric Quiz 2

26 Questions | Attempts: 300
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Electric Quiz 2 - Quiz

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Questions and Answers
  • 1. 

    The tool used to connect two wires or conductors together is:

    • A.

      A side cutter

    • B.

      A crimper

    • C.

      A screwdriver

    • D.

      A wire stripper

    Correct Answer
    B. A crimper
  • 2. 

    The sign shown is

    • A.

      Head protection

    • B.

      Respiratory protection

    • C.

      Hearing protection

    • D.

      Hard hat protection

    Correct Answer
    C. Hearing protection
  • 3. 

     The screwdriver type for the head symbol shown is:

    • A.

      Slot head

    • B.

      Torx

    • C.

      Phillips

    • D.

      Allen key

    Correct Answer
    D. Allen key
  • 4. 

    To wire a 3-pin plug you need to use the following tools:

    • A.

      Screw driver, knife and a hammer.

    • B.

      Wire stripper, knife and a hammer.

    • C.

      Screw driver, knife and a wire stripper.

    • D.

      Screw driver, crimper and a hammer.

    Correct Answer
    C. Screw driver, knife and a wire stripper.
  • 5. 

    The function of a capacitor is:

    • A.

      To store resistance

    • B.

      To measure resistance

    • C.

      To store magnetic charge

    • D.

      To store electric charge

    Correct Answer
    D. To store electric charge
  • 6. 

    The function of the electric symbol shown below:

    • A.

      Light indicator

    • B.

      Sound indicator

    • C.

      Motion sensor

    • D.

      Voltage indicator

    Correct Answer
    B. Sound indicator
  • 7. 

    The component shown below is:

    • A.

      A resisitor

    • B.

      A capacitor

    • C.

      An inductor

    • D.

      A diode

    Correct Answer
    C. An inductor
  • 8. 

    To prevent accidents and injuries in the workshop you must understand and follow safety rules.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
  • 9. 

    A hammer is used to cut extra component’s leads.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
  • 10. 

    There are two types of wire strippers; manual and automatic. 

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
  • 11. 

    Resistors allow current in the circuit to flow easily.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
  • 12. 

    Diodes allow current to flow in both directions.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
  • 13. 

    It is safe to carry hand tools in your pocket.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
  • 14. 

    It is safe to carry hand tools in your pocket.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
  • 15. 

     The figure below shows a diode with the correct marking of the anode and cathode.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
  • 16. 

    What is this?

    • A.

      Heart attack kit

    • B.

      First aid kit

    • C.

      Ice box

    Correct Answer
    B. First aid kit
  • 17. 

    What is a diode?

  • 18. 

    What component is this?

    • A.

      Non polarized capacitor

    • B.

      A battery

    • C.

      Polarized capacitor

    • D.

      LED

    Correct Answer
    C. Polarized capacitor
  • 19. 

    What is the difference between a polarized and a non polarized capacitor?

  • 20. 

    The lamp does not come on because?

    • A.

      Rubber is a conductor

    • B.

      Rubber is an semi-conductor

    • C.

      Rubber is an insulator

    Correct Answer
    C. Rubber is an insulator
  • 21. 

    The lamp lights because?

    • A.

      Metal is an insulator

    • B.

      Metal is a conductor

    • C.

      Metal is a semi-conductor

    Correct Answer
    B. Metal is a conductor
  • 22. 

    We conclude that, in conductors electric current to ________easily, but in insulators electric current does______ flow easily.  

    Correct Answer
    flow
    not
  • 23. 

    To wire a 3-pin plug, connect the coloured cores as follows       The brown core is ________   The blue core to __________   The green/yellow to ________

  • 24. 

    ………………………… are identified by the shapes of their head.

    • A.

      Screws

    • B.

      Resistors

    • C.

      Capacitors

    Correct Answer
    A. Screws
  • 25. 

    For the following waveform , he oscilloscope is set on 2V/div, and the time on 250microseconds/div Find Peak to Peak voltage(V p-p), Time period (T), Frequency (F= 1/T).  

  • 26. 

    Write down the functions of the rotary switch when set to the marked positions.

Quiz Review Timeline +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Feb 05, 2013
    Quiz Edited by
    ProProfs Editorial Team
  • Dec 04, 2011
    Quiz Created by
    RayanCarvalho
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