The transformer on a model train set steps down the voltage from 120 Volts to 9.0 Volts. The number of turns on the secondary coil is 30. The train draws 6.0 A of current on the secondary coil. What is the current draw on the primary coil? O 0.45 A 180 A O 80 A O 13.5 A

The transformer on a model train set steps down the voltage from 120 Volts to 9.0 Volts. The number of turns on the secondary coil is 30. The train draws 6.0 A of current on the secondary coil. What is the current draw on the primary coil? O 0.45 A 180 A O 80 A O 13.5 A

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

The transformer on a model train set steps down the voltage from 120 Volts to 9.0 Volts. The number of turns on
the secondary coil is 30. The train draws 6.0 A of current on the secondary coil. What is the current draw on
the primary coil?
0.45 A
180 A
80 A
13.5 A

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