Electrical Safety Quiz
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Questions and Answers

What can cause electrical shock?

  • Touching a non-energized circuit with bare hands
  • Standing near an electrical circuit
  • Completing a circuit with one wire of an energized circuit and the ground (correct)
  • Wearing rubber gloves near an electrical circuit

    • When can a metal part cause electrical shock?

  • When it accidentally becomes energized due to a break in its insulation (correct)
  • When it is made of non-conductive material
  • When it is not connected to any electrical circuit
  • When it is properly insulated

    • What is required for electrical shock to occur in a circuit with both wires energized?

  • Completing a circuit with the body (correct)
  • Standing close to the circuit
  • Wearing rubber shoes
  • Touching only one wire

    • What is the most common type of injury related to electric shock?

    <p>Thermal or Contact Burns</p> Signup and view all the answers

    How are Arc or Flash Burns caused?

    <p>By high temperatures caused by an electric arc or explosion near the body</p> Signup and view all the answers

    What is the immediate medical attention required for?

    <p>Electrical Burns</p> Signup and view all the answers

    What does incident energy measure during an electrical arc event?

    <p>Thermal energy impressed on a surface</p> Signup and view all the answers

    In what unit is incident energy typically expressed?

    <p>Calories per square centimeter (cal/cm2)</p> Signup and view all the answers

    What is the purpose of expressing incident energy in cal/cm2?

    <p>To quantify the thermal impact of an electrical arc event</p> Signup and view all the answers

    What does incident energy measure during an electrical arc event?

    <p>Thermal energy impressed on a surface</p> Signup and view all the answers

    In what unit is incident energy typically expressed?

    <p>Calories per square centimeter (cal/cm2)</p> Signup and view all the answers

    What is the purpose of expressing incident energy in cal/cm2?

    <p>To indicate the potential for thermal burns</p> Signup and view all the answers

    Is incident energy typically expressed in calories per square centimeter (cal/cm2)?

    <p>True</p> Signup and view all the answers

    Is incident energy the amount of thermal energy impressed on a surface during an electrical arc event?

    <p>True</p> Signup and view all the answers

    Is the working distance the distance from the source where incident energy is measured during an electrical arc event?

    <p>True</p> Signup and view all the answers

    What is the purpose of proper insulation in electrical work?

    <p>Prevent exposures or defects in wire insulation to ensure suitability for voltage used</p> Signup and view all the answers

    What is the primary function of signage in electrical rooms and guarded locations?

    <p>Alert personnel to electrical hazards</p> Signup and view all the answers

    Why is it important to de-energize electric equipment before inspection or repair?

    <p>To prevent accidental contact with energized components</p> Signup and view all the answers

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