A group of eight remote farm houses are serviced by four lines. If each of the eight families utilizes their telephones for 10% of the busy hour, compare the blocking probabilities of the following configurations: (a) Four party lines with two stations per line (b) An 8-to-4 concentration system

A group of eight remote farm houses are serviced by four lines. If each of the eight families utilizes their telephones for 10% of the busy hour, compare the blocking probabilities of the following configurations: (a) Four party lines with two stations per line (b) An 8-to-4 concentration system

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter18: Lighting Branch Circuit, Receptacle Circuits For Workshop

Section: Chapter Questions

Problem 24R: A Type NM cable carries a branch circuit to the outside of a building, where it terminates in a...

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Question

Please get the answers as I state , according to the book (a) B = 10% (b) B = 0.78%

A group of eight remote farm houses are serviced by four lines. If each of the
eight families utilizes their telephones for 10% of the busy hour, compare the
blocking probabilities of the following configurations:
(a) Four party lines with two stations per line
(b) An 8-to-4 concentration system

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