Tentamen (uitwerkingen)
Electrical NCCER test Questions and Answers | Latest Update
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In a guardrail system, the guardrails can be made of any of the following EXCEPT: ropebanding If the potential across the circuit is 48 volts and the current is 5 amps the resistance of the circuit is: 9.6 ohms A UL listed rod type grounding electrode must have a minimum length of: 8' Wh...
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