Answered: A power supply A delivers 10 V dc with…

A power supply A delivers 10 V dc with a ripple of 0.5 V r.m.s. while the power supply B delivers 25 V dc with a ripple of 1 mV r.m.s. Which is better power supply ?

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

Chapter4: Transmission Line Parameters

Section: Chapter Questions

Problem 4.8MCQ: An ac resistance is higher than a dc resistance. True False

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Question

A power supply A delivers 10 V dc with a ripple of 0.5 V r.m.s. while the
power supply B delivers 25 V dc with a ripple of 1 mV r.m.s. Which is better power
supply ?

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