In order to be injured by an arc flash:
A) You must physically contact a live circuit.
B) You must ground yourself.
C) You must contact a live circuit and ground.
D) You only need to be near the point of the arc flash.
D
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Stab-locks are also known as ____.
a. quick-connects b. receptacles c. circuit breakers d. slow-blows
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Bacteria secrete enzymes
Indicate whether the statement is true or false
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Before starting a new unit, the technician should:
A) Check the unit amp draw. B) Ohm out all electrical components. C) Check the system superheat. D) Perform both a mechanical and electrical precheck.
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Normal engine vacuum at idle is ________
A) 3 PSI B) 3-6 in Hg C) 17-21 in Hg D) 120 in Hg
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