Engine : Electricity - 1103/1386 |
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Before electrical work can be safely undertaken, the equipment must be de-energized, locked and tagged out, and verification must be made that the circuit is actually dead. What testing device is most certain to reliably verify that a circuit is actually dead? |
A) an auto-ranging digital multimeter |
B) a solenoid type voltage tester |
C) a non-auto ranging digital multimeter |
D) a non-contact voltage tester |
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