Grounding ii - Study guides, Class notes & Summaries

JOURNEYMAN CLOSED BOOK # 3 Exam D -Answer-The electromotive force required to cause a current to flow may be obtained __________. I. Thermally II. Mechanically III. Chemically a. I only b. I & III only c. II & III only d. I, II, & III C -Answer-Which of the following is not true? a. A fluorescent fixture is more efficient than an incandescent fixture. b. Room temperature has an effect on the operation of a fluorescent lamp . c. Fluorescent fixtures have good power factor with the cu...

Journeyman Electrician Practice Exam #7 Questions And Answers 100% Verified Where the outer sheath of Type MI cable is made of steel _____________. A. it shall provide an adequate path to serve as an equipment grounding conductor B. a separate equipment grounding conductor shall be provided C. the grounding and grounded conductors shall be connected together D. it shall not be longer than 6 feet - answerB. a separate equipment grounding conductor shall be provided The interior of enclosu...

Ferrous metal enclosures for grounding electrode conductors shall be _____. a) electrically continuous b) electrically isolated c) not permitted d) rigid metal conduit (RMC) only CORRECT ANSWER A: electrically continuous Ref: 250.64(E) Unless listed for the control of other loads, general use dimmer switches shall only be used to control _____. a) switched receptacles for cord-connected incandescent luminaires b) permanently installed incandescent luminaires c) ceiling fans with lumin...

Journeyman Final Exam Questions and Answers Which of the following conductor insulation types, if any, is/are acceptable for wiring in a fluorescent luminaire when the branch-circuit conductor passes within three (3) inches of the ballast? I. THW II. THWN 1.) neither I nor II 2.) both I and II 3.) I only 4.) II only -Answer-Answer: both I and II Table 310.4(A) on page 70-153 of the NEC® 2020 Fire pump supply conductors on the load side of the final disconnecting means and overcurren...

JOURNEYMAN CLOSED BOOK # 6 Exam D -Answer-Something that would affect the ampacity of a conductor would be __________. I. Voltage II. Amperage III. Length IV. Temperature a. I only b. II only c. III only d. IV only B -Answer-Alternating currents may be increased or decreased by means of a __________. a. Motor b. Transformer c. Dynamo d. Megger D -Answer-Fixtures supported by the framing members of suspended ceiling systems shall be securely fastened to the ceiling framing membe...

Journeyman Final Exam Questions And Answers 100% Verified Which of the following conductor insulation types, if any, is/are acceptable for wiring in a fluorescent luminaire when the branch-circuit conductor passes within three (3) inches of the ballast? I. THW II. THWN 1.) neither I nor II 2.) both I and II 3.) I only 4.) II only - answerAnswer: both I and II Table 310.4(A) on page 70-153 of the NEC® 2020 Fire pump supply conductors on the load side of the final disconnecting means ...

Journeyman Electrician Practice Exam #7 Questions And Answers Where the outer sheath of Type MI cable is made of steel _____________. A. it shall provide an adequate path to serve as an equipment grounding conductor B. a separate equipment grounding conductor shall be provided C. the grounding and grounded conductors shall be connected together D. it shall not be longer than 6 feet - ANS B. a separate equipment grounding conductor shall be provided The interior of enclosur...

Fire Investigator - Master for TCFP (Test Bank) Questions With Answers Latest Updated 2024/2025 (Graded A+) Is NFPA 921 a guide or a standard? - It is the Guide for Fire and Explosion Investigations What are the six steps of the scientific method? - Recognize the need Define the problem Collect the data Analyze the data Develop a hypothesis Test the hypothesis What step of the scientific method is inductive reasoning? - Analyze the data What step of the scientific method is deductive re...

NETA level II exam with Verified Answers Graded A+ 1. What is the preferred method of performing primary-injec- tion testing on a low voltage circuit breaker with ground fault protection? 2. At what current level does ventricular fibrillation occur? 3. What is the LET-GO current threshold? 4. Meter Sockets and meter dis- connect switches should be connected on the load side of a service disconnecting means. 5. Which standard addresses equipment grounding? 6. A moving iron meter ...

Ferrous metal enclosures for grounding electrode conductors shall be _____. a) electrically continuous b) electrically isolated c) not permitted d) rigid metal conduit (RMC) only correct answer: A: electrically continuous Ref: 250.64(E) Unless listed for the control of other loads, general use dimmer switches shall only be used to control _____. a) switched receptacles for cord-connected incandescent luminaires b) permanently installed incandescent luminaires c) ceiling fans with lum...