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

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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