A transformer has 430 turns in the primary coil and140 in the secondary coil.nsBy what factor does it change the voltage? Assume 100% efficiency.Express your answer using three significant figures.ΑΣΦΦtyVsVpSubmitPrevious Answers Request AnswerNextANhp« Previous21:0119W12/04/20222000hp19insertprt scdeletef516f8&7.backspacehome8.9.TYFKLenter大15RR

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A transformer has 430 turns in the primary coil and 140 in the secondary coil. By what factor does it change the voltage? Assume 100% efficiency. Express your answer using three significant figures. Bνα ΑΣφ ? V. Vp

A transformer has 430 turns in the primary coil and 140 in the secondary coil. By what factor does it change the voltage? Assume 100% efficiency. Express your answer using three significant figures. Bνα ΑΣφ ? V. Vp

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter15: Alternating-current Circuits

Section: Chapter Questions

Problem 15.9CYU: Check Your Understanding A transformer steps the line voltage down from 110 to 9.0 V so that a...

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Question

A transformer has 430 turns in the primary coil and
140 in the secondary coil.
ns
By what factor does it change the voltage? Assume 100% efficiency.
Express your answer using three significant figures.
ΑΣΦΦ
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Vp
Submit
Previous Answers Request Answer
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« Previous
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2000
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