6) The principal of DIT hire you to design PBAX with 120 phones. Assuming the number of callis 3/hour/line, the average call duration is 4 minutes, and 55% of all call are made external viaa T-1 trunk (24 channels) to the PSTN. Determine carried traffic and channel usage.

Provided Information:Number of phone lines: 120Calls per line each hour: 3 calls/hourAverage…

Answered: 6) The principal of DIT hire you to…

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter5: Transmission Lines: Steady-state Operation

Section: Chapter Questions

Problem 5.5MCQ

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