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1. How often is the NEC revised and republished? A. Every 3 months B. Every 2 years C. Every 3 years D. Every 5 years 2. How are changes in the 2011 edition of the NEC (compared with those in the 2008 edition) identified? A. By an asterisk B. By a bullet C. With a vertical line in the margin D. By highlighting with gray shading NEC: 3. True or false? The purpose of the NEC is to accommodate future expansion of electrical use. A. True B. False NEC:

1. How often is the NEC revised and republished? A. Every 3 months B. Every 2 years C. Every 3 years D. Every 5 years 2. How are changes in the 2011 edition of the NEC (compared with those in the 2008 edition) identified? A. By an asterisk B. By a bullet C. With a vertical line in the margin D. By highlighting with gray shading NEC: 3. True or false? The purpose of the NEC is to accommodate future expansion of electrical use. A. True B. False NEC:

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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1. How often is the NEC revised and republished? int Lab A. Every 3 months Every 2 years C Every 3 years D. Every 5 years В. 2. How are changes in the 2011 edition of the NEC (compared with those in the 2008 edition) identified? A. By an asterisk B. By a bullet C. With a vertical line in the margin D. By highlighting with gray shading NEC: 3. True or false? The purpose of the NEC is to accommodate future expansion of electrical use. A. True В. False NEC: 4. The NEC does not cover any of the following, except: A. Installations in ships B. Installations of optical fiber raceways NEC: C. Installations underground in mines D. Installation of railways for generation of power used exclusively for operation of rolling stock 5. Which article of the NEC deals specifically with lighting systems operating at 30 volts or less? A. 220 В. 411 C. 517 553 D. 6. By which of the following organizations is NEC sponsored? A. National Fire Protection Association B. Society of Manufacturing Engineers C. IEEE D. National Science Foundation
Transcribed Image Text:1. How often is the NEC revised and republished? int Lab A. Every 3 months Every 2 years C Every 3 years D. Every 5 years В. 2. How are changes in the 2011 edition of the NEC (compared with those in the 2008 edition) identified? A. By an asterisk B. By a bullet C. With a vertical line in the margin D. By highlighting with gray shading NEC: 3. True or false? The purpose of the NEC is to accommodate future expansion of electrical use. A. True В. False NEC: 4. The NEC does not cover any of the following, except: A. Installations in ships B. Installations of optical fiber raceways NEC: C. Installations underground in mines D. Installation of railways for generation of power used exclusively for operation of rolling stock 5. Which article of the NEC deals specifically with lighting systems operating at 30 volts or less? A. 220 В. 411 C. 517 553 D. 6. By which of the following organizations is NEC sponsored? A. National Fire Protection Association B. Society of Manufacturing Engineers C. IEEE D. National Science Foundation
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