Physics > EXAM > NABCEP Practice Exam | 40 Questions with 100% Correct Answers | Updated & Verified (All)
NABCEP Practice Exam | 40 Questions with 100% Correct Answers | Updated & Verified
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what kind of ground faults do most inverters detect? a.hight voltage b.medium voltage c.AC d.DC - ANS - D. Inverters detect dc ground faults(when positive in contact with ground wire)in most inve ... rters. Current carrying ability of a conductor(wire)is called. a.Ampacity b. Amps c. inductance d. insolation - ANS - A. Current carrying ability is ampacity According to ohms law and voltage drop, the relationship between voltage and current is. a. Proportional b.Inversely proportional c.Directly inverse d.inversely direct - ANS - A. Voltage and current are proportional. More current makes more voltage drop An Array in Sacramento California in August is not producing as expected. Which of the following is NOT a likely problem. a.Decrease ac wire size and voltage loss b.string size too short c.string size too long [Show More]
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