NCCER ELECTRICAL MODULE 2 ( ELECTRICAL
SAFETY) COMPLETE QUESTIONS AND CORRECT
ANSWERS | GRADED AND THE LATEST SERIES
under strict safety guidelines, which of the following should be used to discharge
capacitors before working on de-energized circuits.
Ans: safety shorting probe
Question: for safety, assume that any facility constructed before 1980 has?
Ans: asbestos
Question: with of the following is the threshold at which a power source is
considered high voltage in the context of safety?
Ans: over 600V- 600Volts
Question: insulated gloves must be inspected by the user?
Ans: always and field checked
Question: the normal beating of a heart can be upset by an electrical current
as small as?
Ans: 75mA
Question: which factor determins the outcome of an electrical shock?