Electrical Installation Quiz Questions And Answers

20 Questions | Total Attempts: 23037

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Electrical Installation Quiz Questions And Answers - Quiz

What do you know about electrical installation? Would you like to try this electrical installation quiz? This quiz requires you to find out what to do when you begin working on a circuit, the lethal amount of shock current, the severity of electric shock depending on, and what RCD stands for. You will also be asked to identify items in a picture. This quiz will show you the science behind electrical installation. You will get to learn new things also. All the best! Share the quiz with your friends as well.


Questions and Answers
  • 1. 
    Electric Shock occurs when a person becomes part of the 
    • A. 

      Circuit

    • B. 

      Path

    • C. 

      Team

    • D. 

      Hazard

  • 2. 
    All exposed metal in the electrical circuit should be 
    • A. 

      Earthed

    • B. 

      Connected

    • C. 

      Kept away

    • D. 

      Painted

  • 3. 
    Before working on a circuit, you must ........................... the power supply.
    • A. 

      Switch on

    • B. 

      Switch off

    • C. 

      Hold

    • D. 

      Throw

  • 4. 
    The accepted lethal level of shock current passing through a person is about
    • A. 

      10mA

    • B. 

      20mA

    • C. 

      30mA

    • D. 

      50mA

  • 5. 
    Electricity is made at a power plant by huge.
    • A. 

      Motor

    • B. 

      Generator

    • C. 

      Coil

    • D. 

      Wire

  • 6. 
    To prevent accidents and injuries in the workshop, you must understand and follow safety rules.
    • A. 

      True

    • B. 

      False

  • 7. 
    The severity of an electric shock depends more on the voltage when compared to the current.
    • A. 

      True

    • B. 

      False

  • 8. 
    Mandatory signs are used to indicate that a specific course of action must be taken.
    • A. 

      True

    • B. 

      False

  • 9. 
    Green/Yellow wire is always considered as part of the live circuit.
    • A. 

      True

    • B. 

      False

  • 10. 
    Fuse is used to protect the circuit against earth leakage current.
    • A. 

      True

    • B. 

      False

  • 11. 
    RCD stands for the residual current devices.
    • A. 

      True

    • B. 

      False

  • 12. 
    Pin number 2 is connected to 
    • A. 

      Earth

    • B. 

      Live

    • C. 

      Neutral

    • D. 

      Fuse

  • 13. 
    Pin number 4 of the plug is connected to 
    • A. 

      Earth

    • B. 

      Live

    • C. 

      Neutral

    • D. 

      Fuse

  • 14. 
    The screwdriver type that could be used to tighten or loosen the screw given in the figure is:
    • A. 

      Allen key

    • B. 

      Torz

    • C. 

      Phillips

    • D. 

      Slot Head

  • 15. 
    The sign shown in the picture is 
    • A. 

      Warning

    • B. 

      Advisory

    • C. 

      Mandatory

    • D. 

      None of the above

  • 16. 
    The meter shown in the picture is
    • A. 

      Multimeter

    • B. 

      Voltameter

    • C. 

      Power meter

    • D. 

      None of the above

  • 17. 
    Overload currents occur when 
    • A. 

      Equipment is overloaded

    • B. 

      Installation is abused

    • C. 

      Installation has been badly designed

    • D. 

      All of the above

  • 18. 
    The shown below figure is called 
    • A. 

      Consumer unit

    • B. 

      MCB

    • C. 

      RCD

    • D. 

      LCD

  • 19. 
    The difference between a FUSE and a Circuit Breaker (CB)
    • A. 

      Fuse can use many times but CB only once

    • B. 

      Fuse only once and, but CB many times

    • C. 

      Fuse and CB can use any number of times

    • D. 

      All of the above

  • 20. 
    One of the devices is not used for protection.
    • A. 

      RCD

    • B. 

      MCB

    • C. 

      FUSE

    • D. 

      Socket

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