An American traveler in China carries a transformer to convert China's standard 220 V to 120 V so that she can use some small appliances on her trip. a. What is the ratio of turns in the primary and secondary coils of her transformer? Np/Ns = b. What is the ratio of input to output current? Iin/Iout = c. How could a Chinese person traveling in the United States use this same transformer to power her 220 V appliances from 120 V?
An American traveler in China carries a transformer to convert China's standard 220 V to 120 V so that she can use some small appliances on her trip. a. What is the ratio of turns in the primary and secondary coils of her transformer? Np/Ns = b. What is the ratio of input to output current? Iin/Iout = c. How could a Chinese person traveling in the United States use this same transformer to power her 220 V appliances from 120 V?
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter23: Electromagnetic Induction, Ac Circuits, And Electrical Technologies
Section: Chapter Questions
Problem 45PE: An American traveler in New Zealand carries a transformer to convert New Zealand’s standard 240 V to...
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An American traveler in China carries a transformer to convert China's standard 220 V to 120 V so that she can use some small appliances on her trip.
a. What is the ratio of turns in the primary and secondary coils of her transformer?
Np/Ns =
b. What is the ratio of input to output current?
Iin/Iout =
c. How could a Chinese person traveling in the United States use this same transformer to power her 220 V appliances from 120 V?
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