step-down transformer has a turn ratio of 8:1. If the primary voltage is 120 Vrms, what is the secondary voltage? If the primary current is 0.25Arms, what is the secondary current? ANS. V2= 15 Vrms;I2= 2 Arms

step-down transformer has a turn ratio of 8:1. If the primary voltage is 120 Vrms, what is the secondary voltage? If the primary current is 0.25Arms, what is the secondary current? ANS. V2= 15 Vrms;I2= 2 Arms

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

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.3P: Consider an ideal transformer with N1=3000andN2=1000 turns. Let winding 1 be connected to a source...

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Question

A step-down transformer has a turn ratio of 8:1. If the primary voltage is 120 Vrms, what is the secondary voltage? If the primary current is 0.25Arms, what is the secondary current?

ANS. V2= 15 Vrms;I2= 2 Arms

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