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Where would a electrician find information concerning the use of personal protective equipment? - Answer Occupational health and safety Act When is an electrical permit obtained? - Answer Prior to beginning any electrical work Unless walls are solid rock what is the maximum height a trench may be before it must be properly sloped, shored or protected by a trench box? - Answer 1.5 meters according to occupational health and safety How is a confined space determined? - Answ...

When the atoms of elements combine, they produce _____. The smallest particle of a(n) _____ is called a molecule. (a) matter (b) element(s) (c) energy (d) compound(s) - Answer (d) compound(s) Electrostatic charge is due to an excess of, or a deficiency of, electrons between objects that have been separated. (a) True (b) False - Answer (a) True Lightning protection is intended to protect the building itself, as well as the electrical equipment on or inside the structure. ...

telecommunications and electronic equipment - Answer Category 1 meters are rated for _______________. residential current - Answer Category 2 meters are rated for _______________. industrial purposes - Answer Category 3 meters are rated for _______________. three-phase utility and outdoor conductors - Answer Category 4 meters are rated for _______________. electron - Answer An ion is an atom that has had a(n) _____ added or removed. reduced - Answer O...

Of the three basic classifications of magnetic materials, _______________ materials are either metal or nonmetal materials that cannot be magnetized. - Answer Diamagnetic What device is designed to open and disconnect a circuit in the event of excessive current? - Answer Fuse In the English system, the total force producing a magnetic field is the _____. - Answer Magnetomotive force A conductor is made from a material that contains between _____ valence electrons. - Answe...

One shot and segmented - Answer What are the two types of bending shoes? Kick - Answer A single change in direction of less than 90 degrees is known as a Two equal kick bends in opposite directions - Answer What will produce an offset in a conduit run? 31.4 inches - Answer What is the development for an elbow bend in 5 inch conduit if the centerline radius is 20 inches? 6 inches in diameter - Answer Hydraulic benders are capable of bending rigid pipe up to an...

what is the current wiring regs - Answer BS 7671:2018+A2:2022 a cable wired through a joist or Batton must be wired how far from the top or bottom - Answer 50 mm 7.3 A cable fitted les than 50mm below the wall must be - Answer - protected with an earth metallic strip - be enclosed in earthed conduit - be enclosed in earthed trunking or ducting - be installed in a zone within 150mm from the top of a wall or partition or within 150mm of an angle formed by two adjoining...

The jurisdiction of the majority of JATCs around the country are comprised of - Answer A specific region within a state The quality of your work boots is immensely important for those working in the electrical trade because - Answer Work boots are required personal protective equipment that are sometimes the first line of defense against life-threatening injuries What organizations have partnered to make this apprenticeship program possible? - Answer IBEW and NECA What ma...

1. Inductive reactance is measured in __________? a. Amperes b. Henry's c. Ohms d. Volts - Answer C. Ohms 2. Upon what principle does a transformer operate?. a. Capacitance b. Mutual capacitance c. Mutual inductance d. Self inductance - Answer C. Mutual inductance 3. Maximum EMF is induced when a conductor cuts a magnetic field at _________? a. 30 degrees B. 45 degrees c. 90 degrees d. 180 degrees - Answer C. 90 degrees 4. Two wires off a main feeder...

What does the NEC consider working space? - Answer The required width of the working space is the greater of 30 inches or the width of the equipment. Left hand Coil Rule - Answer Explanation of the direction of a magnetic field around a coil, relative to the direction of the current in the coil. The thumb points to direction of current flow and fingers point to the magnetic flux What is the best advantage to using cable tray? - Answer What is the biggest disadvantage to ...

In general, flexible cords are not permitted in which application? - Answer attached to building surfaces What is the allowable ampacity for 18 AWG fixture wire? - Answer 6 amperes Panelboards equipped with snap switches rated ___ amperes or less shall have overcurrent protection of 200 amperes or less. - Answer 30 The minumum clearance between a surface mounted fluorescent luminaire installed on the wall above the door and the nearest point of a storage space in a clothe...

Whenever? flows through a conductor, a magnetic field is created. - Answer current The ability of a moving or changing magnetic field to induce a voltage into a conductor is called ? . - Answer inductance When a conductor that is cutting through a magnetic field changes direction, the ? of the induced voltage will be reversed. - Answer polarity If the current flowing through a conductor decreases, the magnetic field around the conductor will increase. - Answer false ...

The unit of inductance is - Answer Henry Increasing the length of the magnetic circuit in an inductor ___________ its inductance - Answer Decreases Adding a ferrite core to a coil will cause its inductance to ________________ - Answer Increase Name four items of electrical equipment that exhibit inductive properties - Answer 1. Motors 2. Generators 3. Lighting ballasts 4. Transformers What is the equation that relates induced voltage to inductance - Answer ...

Electrical service - Answer The electrical components that are used to connect the serving utility to the premises wiring system. Raceway system - Answer An enclosure that houses the conductors in an electrical system (such as fittings, boxes, and conduit.) Rough-in - Answer The installation of the raceway system, wiring, or cable. Trim-out - Answer The installation and termination of devices and fixtures after rough-in. Electrical field - Answer The .... can...

Describe two advantages a flexible coupling offers the user when it's used to connect a mechanical load to a electrical motor - Answer .The coupling can absorb vibration in the motor or the load .Motor doesn’t need to be in alignment with the mechanical load .The motor can absorb some mechanical shock when it's started Where would a thermistor be located in the overcurrent protection circuit of a 3 phase motor - Answer Thermistor would be in the winding of the motor and c...

1 Exam (elaborations) North Carolina:1-Basic RE Concepts NC Questions Fully Solved. 2 Exam (elaborations) North Carolina: General Contractors Exam Questions and Answers. 3 Exam (elaborations) NC: Contractor s License Electrical Business Final Exam with All Guaranteed Pass Solutions 2026-2027 Updated.

All of the following factors would affect supply? - Answer Construction Costs Government Control The labor force When the supply of a commodity decreases? - Answer Prices tend to rise. What are physical characteristics of land? - Answer indestructibility uniqueness immobility The educational requirements of a provisional broker? - Answer Must complete 90 hours of post-licensing in the first 18 months of being licensed and complete 8 hours of CE every year prior t...

Which of the following types of work is/are covered by the North Carolina Electrical Contracting Licensing Act? - Answer Electrical wiring termed beyond the utilities point of delivery. Which of the following statements about a sole proprietorship is/are correct? - Answer The owner (or individual) is in total control of the business, Creditors may seize personal property as well as business property for settlement of business debts. Which of the following types of insurance would...

Prime Contractor - Answer The ______assumes the entire responsibility under the contract Sub Contractor - Answer The ______ assumes responsibility with respect to his portion of the work 6ft - Answer Safety Belts shall be a min of 1/2 inch nylon and not allow a fall greater than ____ 8ft - Answer Safety Nets must extend _____ beyond the end of work surface 25ft - Answer Safety Nets must be positioned no more than _____ below work surface 10ft - Answer ...

NC State Board - Answer Regulatory body for electrical contractors in NC. Principal Office - Answer Location of the Board's main administrative office. Mailing Address - Answer Official address for correspondence with the Board. Office Hours - Answer Times when the Board is open for business. NCAC Title 21 - Answer North Carolina Administrative Code for occupational licensing. Chapter 18 - Answer Specific chapter for electrical contractors' regu...

What is the first point at which a provisional broker may begin practicing real estate in North Carolina? A when the NCREC receives notification of the provisional broker's activation with a BIC B upon successful completion of all course work and required examinations C Upon completion of all educational requirements D upon formal notification from the NCREC that the candidate has successfully passed the real estate examination and has been issued a license number - Answer A On...