Master electrician nec - Study guides, Class notes & Summaries

Master Electrician PREP QUESTIONS WITH ANSWERS where passing through a floor, cables shall be protected from physical damage at what distance above the floor? a. 10 inches b. 6 inches c. 12 inches d. 8 inches - ANSWER 6 inches NFPA 70 : NEC 2011 : 334.15.B A company has an electrical contractors license. The Master Electrician decides to leave the company. How many days does the company (licensee) have to notify the division? a. 30 days b. 10 days c. 20 days d. 5 days - ANSWER...

Master Electrician 2 PRESET PREP TEST FOR REVISION Q&A VERIFIED In dwelling units and guest rooms of hotels and motels, overcurrent protection devices shall NOT be located in _____. - ANSWER bathrooms The conductors in multiconductor portable cables, of over 600 volts nominal, used to connect mobile equipment and machinery, shall be at least size _____ copper or larger and employ flexible stranding. - ANSWER 12 AWG Where a flat cable assembly, Type FC, is installed LESS than ___...

Master Electrician REAL PRETEST QUESTIONS WTH ANSWERS If the cover for an underground pull box used for circuits over 600v is not locked, bolted, or screwed into place, then it must weigh equal to - ANSWER 100 pounds The maximum total voltage droop on a branch circuit is - ANSWER 3% the floors of vaults in contact with the earth shall be of concrete that is not less then - ANSWER 6 inches thick according to the NEC bare live parts are guarded from the public in the following meth...

Master Electrician License (2023/2024) Already Graded A If the cover for an underground pull box used for circuits over 600v is not locked, bolted, or screwed into place, then it must weigh equal to 100 pounds The maximum total voltage droop on a branch circuit is 3% the floors of vaults in contact with the earth shall be of concrete that is not less then 6 inches thick according to the NEC bare live parts are guarded from the public in the following methods except protected by fireproof cur...

In order to work as a professional electrician, you'll need to acquire knowledge in five areas. What are these five basic areas? correct answer: Electricians need to have knowledge in electrical theory, electrical applications, electrical testing skills, electrical equipment, and electrical safety The three official levels of expertise in the electrical trade are correct answer: Apprentice, Journeyman, Master Elictrician An electrician who looks at a job (or the blueprints for a job) an...

Master Electrician REAL PRETEST QUESTIONS WTH ANSWERS If the cover for an underground pull box used for circuits over 600v is not locked, bolted, or screwed into place, then it must weigh equal to - ANSWER 100 pounds The maximum total voltage droop on a branch circuit is - ANSWER 3% the floors of vaults in contact with the earth shall be of concrete that is not less then - ANSWER 6 inches thick according to the NEC bare live parts are guarded from the public in the following meth...

A fixed light will be allowed to be 30 amp provided the socket is rated ____ duty. a. Light b. Medium c. Heavy d. Extra Heavy c. Heavy From the Skilled Trades Act, Section 7 "Except as otherwise provided in this article or in subsection (3), and individual other than an individual who is licensed under this article and ______________ working under the direction of a holder of an electrical contractors licence, shall not in any manner undertake to execute any electrical work". ...A...

A fixed light will be allowed to be 30 amp provided the socket is rated ____ duty. a. Light b. Medium c. Heavy d. Extra Heavy - Answers c. Heavy From the Skilled Trades Act, Section 7 "Except as otherwise provided in this article or in subsection (3), and individual other than an individual who is licensed under this article and ______________ working under the direction of a holder of an electrical contractors licence, shall not in any manner undertake to execute any electrical work". ...

Master Electrician PRETEST QUESTIONS ANSWERED CORRECTLY A compressor motor is rated 1HP, 115V, 16 amps. It is connected to a receptacle providing 120 volts with a 100' extension cord. Due to the load conditions, the maximum voltage drop allowed during starting lockedrotor condition is 30% of motor voltage rating. Using 96 amps for locked-rotor current. Resistance equals impendence. Use resistance values in Table 8 & 9. What is the minimum size of uncoated copper? - ANSWER 10 AWG ...

Michigan Master Electrician PREP TEST Q&A | VERIFIED 3 phase voltage drop - ANSWER 1.73 x K x I x L/A (K = resistance per foot, I = Current, L = length) Efficiency 3 phase - ANSWER HP(746)/1.73IE(pf) When equipment grounding is accomplished by means of an equipment ground, the size is determined from - ANSWER Table 250.122 Parallel conductors in nonmetallic raceway, grounding is determined by - ANSWER Table 250.122(F) When supplying power from a grounded system from one building to ...