Grounding Samenvattingen, Aantekeningen en Examens

Fire Investigator TCFP Exam| 500+ Practice Questions and Verified Answers| 2023/ 2024 Update Q: What is the ability of a structural assembly to maintain its load-bearing capacity and structural integrity under fire conditions Answer: A.) Fire resistance Q: What would most likely need to happen for the fuel-gas product to ignite in the piping system Answer: C.) Leak from the system Q: What can the fire investigator conclude when the electrical safety devices operated ...

Nicet Level 1 - Water Based Layout Questions and Answers Graded A+ Toggle hangers shall be permitted only for the support of pipe __________ inches or smaller in size under ceilings of hollow tile or metal lath and plaster. 1 2/2 in. (ref. NFPA 13 2016 Sec. 9.2.1.1.2. While conducting a flow test, the chosen hydrant should be ______ As close to the property where the sprinkler system is being installed. (Ref, NFPA 13 Sec. A.24.2.2. or NFPA 291) What formula is used to determine the discharge ...

A grounding electrode system is generally required for each building or structure served by a feeder - Answer-true Where a building or structure is supplied by an ungrounded system, the feeder from the ungrounded system must include an equipment grounding condcutor or supply-side bonding jumper with the conductors to the building disconnecting means, and it must be connected to the disconnecting means enclosure as well as the grounding electrode conductor - Answer-true NEC ____ provides th...

A(n) ? is a premises wiring system where power is derived from a source of electric energy or equipment other than a service. Such systems have no direct connection from circuit conductors of one system to circuit conductors of another system, other than those established through bonding or grounding connections. - Answer-separately derived system Which of the following is typically not a separately derived system? - Answer-a. Autotransformer with a grounded conductor common to both the prima...

What is the minimum working clearance from an electrical panel under 600 V? - 36" Voltage drop in wire is a function of: - Wire gauge, Length of wire, Current flow in the wire A 12-volt direct current, 13-watt fluorescent light is controlled by a photocell. The average daily on-time is 12 hours per day. How many watt-hours are consumed by the light on an average day? - 156 Where may you use nonmetallic-sheathed cable? - inside floors and walls What is the maximum permitted distance betwe...

Which article of the NEC covers grounding? CORRECT ANSWER Article 250 What is a dropout plate? CORRECT ANSWER Metal plate with a curve surface for cable to follow as it passes from the tray All of the following are common service voltages in the United States Except: CORRECT ANSWER 372/575 3-Phase, 4-wire What does a GFCI breaker do? CORRECT ANSWER Opens a circuit to prevent operation of an electrical device What will happen when one or more coils in a winding are grounded? CORRECT A...

BICSI OSP Exam Real Test Questions & Correct Answers In areas where future excavation is anticipated, it may be advisable to place the cable at a greater depth. For example, if road grading that will remove 610 mm (24 in) of dirt is planned in a particular area, it would be wiser to initially place the cable at 1.2 m (4 ft) versus the standard 610 mm (24 in). - ANSWER True Placing all of the conduits during the initial conduit system installation is desirable, if not mandatory. ...

NETA level II exam questions & answers 2023 What is the preferred method of performing primary-injection testing on a low voltage circuit breaker with ground fault protection? Use of the manufacturer's test kit or rewiring the neutral CT input is the preferred method of primary-injection testing on a low voltage circuit breaker with ground fault protection, otherwise two poles can be connected in series to provide balanced secondary currents to the trip unit. At what current level does ...

NCLEX NGN RN / NGN NCLEX ACTUAL EXAM MAY 2023 EXAM| 300 QUESTIONS AND VERIFIED ANSWERS WITH RATIONALES| 100% CORRECT QUESTION The client with schizophrenia says to the nurse, " I was walking down the street and really enjoyed the weather, but carrots are probably my favorite vegetable. did the ocean always look blue?" the nurse recognizes the statement as an example of which of the following? 1 associative looseness 2 concrete thinking 3 tangentiality 4 word salad Answer:...

Min #receptacles in a garage - 1 Mobile home service equipment shall be line of sight and no more than ____ from the exterior wall of the home - 30' If a service conductor is over 300V but less than 600V, what is the minimum clearance of that service conductor if it runs in residential and commercial areas that are not subject to traffic? - 15' A power meter must be a minimum of ____ feet away from any door, gas meter, or window opening. - 3 A rod-type grounding electrode should have a ...