Fire Investigator (1st Edition)
Chapters 1-8 Definitions Test #2
19 questions

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1) A conductor in a branch circuit which carries the return current but which is not energized.


2) The basic unit of electrical resistance.


3) Energy transferred between two bodies of differing temperature, such as the sun and the earth.


4) Formation of patterns of short cracks throughout the pane.


5) The relationship between current and time that determines when circuit protective devices operate.


6) The highest current at rated voltage that a device is intended to interrupt under standard test conditions.


7) Information the investigator collects and analyzes.


8) The amount of electrical current (amperage) that a conductor can safely carry on a continuous basis.


9) (1) Heavy steel plate used under a steel column. (2) The reinforced concrete floor itself.


10) Visible radiation produced at the atomic level, such as a flame produced during the combustion reaction.


11) A current that flows to ground outside of the normal current path, such as through a ground conductor, metal pipes, or a person.


12) The rate of electrical flowing a conductor.


13) Operation of equipment or a conductor in excess of its rated ampacity.


14) The basic unit of electrical voltage.


15) Interior wall that separates a space into rooms.


16) The questioning of an individual for the purpose of obtaining information related to the investigation.


17) A condition occurring when two conductors in a circuit come into firm, direct contact with each other.


18) Large, horizontal structural member used to support the ends of joists and beams.


19) A luminous discharge of electricity across a gap.


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