2.1 Construction Safety Standards- Electrical Safety

10 Questions | Total Attempts: 2266

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2.1 Construction Safety Standards- Electrical Safety

Electrical safety quiz covering common hazards associated with electricity on construction projects.


Questions and Answers
  • 1. 
    The severity of a shock depends on what?
    • A. 

      The path of the current through your body

    • B. 

      The amount of current (amps)

    • C. 

      The duration of the shock

    • D. 

      All of the above

  • 2. 
    An extension cord with a small cut in the outer insulation is okay to use because the internal insulation is not damaged.
    • A. 

      True

    • B. 

      False

  • 3. 
    Most of our heavy equipment is not insulated which means what?
    • A. 

      Damage to the equipment could be catastrophic

    • B. 

      The ground beneath the equipment may be energized

    • C. 

      You should stay in the equipment if you contact overhead power lines

    • D. 

      The only time you should exit the equipment before the line is de-energized is if the equipment catches fire

    • E. 

      All of the above

  • 4. 
    18 gauge wire is larger than 12 gauge wire?
    • A. 

      True

    • B. 

      False

  • 5. 
    Twist lock style cord heads should be used on our projects.
    • A. 

      True

    • B. 

      False

  • 6. 
    What must be covered in an assured grounding program?
    • A. 

      All cords not protected by a GFCI

    • B. 

      Only equipment that could shock you

    • C. 

      Underground cords and wires

    • D. 

      Cords that run through high traffic areas

  • 7. 
    GFCI's measure a difference or leakage in current.  The GFCI will open the circuit thus stopping the current flow when it detects a leakage of more than ___ mA?
  • 8. 
    When should documented testing take place for a GFCI?
    • A. 

      Daily

    • B. 

      Monthly

    • C. 

      Quarterly

    • D. 

      When something breaks

  • 9. 
    What is the only type of cord we can use that is not 3 wire?
    • A. 

      The one that is made out of bailing wire and duct tape.

    • B. 

      Double insulated

    • C. 

      The one that we made from Christmas lights

    • D. 

      S type 18 gauge

  • 10. 
    Why is it important to have a grounding conductor on all electrical cords?
    • A. 

      Helps protect the person using the cord from electrical shock

    • B. 

      Helps route current through the supplied ground instead of the person

    • C. 

      It looks way cooler than the two wire type

    • D. 

      Current will always take the path to ground with the least resistance

    • E. 

      It is a good way to protect our employees