A model-train transformer plugs into 180 V ac and draws 0.23 A while supplying 6.9 A to the train. Part A What voltage is present across the tracks? Express your answer using two significant figures. ? V = V Submit Request Answer Part B Is the transformer step-up or step-down? The transformer is step-up. O The transformer is step-down. Submit Request Answer

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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A model-train transformer plugs into 180 V ac and
draws 0.23 A while supplying 6.9 A to the train.
Part A
What voltage is present across the tracks?
Express your answer using two significant figures.
V =
V
Submit
Request Answer
Part B
Is the transformer step-up or step-down?
The transformer is step-up.
The transformer is step-down.
Submit
Request Answer
Transcribed Image Text:A model-train transformer plugs into 180 V ac and draws 0.23 A while supplying 6.9 A to the train. Part A What voltage is present across the tracks? Express your answer using two significant figures. V = V Submit Request Answer Part B Is the transformer step-up or step-down? The transformer is step-up. The transformer is step-down. Submit Request Answer
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