Answered: 20. Four electricians are discussing…

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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20. Four electricians are discussing wiring under raised floors in information technology equipment rooms.
Electrician A says that wiring under the raised floor requires fire-resistant walls, floors, and ceilings between
other occupancies. Electrician B says that wiring under the raised floor requires fire resistant halfway up the
walls and floors between other occupancies. Electrician C says that the room must employ a disconnecting
means that removes half of the power to all equipment in the room. Electrician D says that a disconnecting
means isn't necessary for the room. Which of the following statements is correct?
A. Electrician A is correct.
B. Electrician D is correct.
C. Electrician B is correct.
D. Electrician C is correct.

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