Grounding ii - Study guides, Class notes & Summaries

Fire Investigator - Master for TCFP (Test Bank) Questions AND Answers Latest Updated 2024/2025 Graded A+ | 100% Verified. 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 i...

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...

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...

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...

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 ...

Journeyman Electrician #2 Exam Questions and Answers 100% Solved In general, motor control circuits shall be arranged so that they will be disconnected from all sources of supply when _____. a) the disconnecting means is in the open position. b) the disconnecting means is not within sight of the controller c) the disconnecting means is integral with the controller d) installed in a motor control center - answerA: the disconnecting means is in the open position. Ref: 430.75(A) Which of ...