A doorbel uses a step-down transformer to cnvert standard US household voltageof 120V rms to an rms voltage of 20 V. The primary coil has 180 turns and has a rms current of 25mA. How many turns are in the secondary coil and what is its rms current?

A doorbel uses a step-down transformer to cnvert standard US household voltageof 120V rms to an rms voltage of 20 V. The primary coil has 180 turns and has a rms current of 25mA. How many turns are in the secondary coil and what is its rms current?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter32: Faraday’s Law Of Induction

Section: Chapter Questions

Problem 58PQ: A step-down transformer has 65 turns in its primary coil and 10 turns in its secondary coil. The...

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