Two metal bars are kept at the same temperature and are aligned with their nearer ends separated by a distance of 1 mm., Their far ends are clamped in place. One bar is made out of steel with the coefficient of linear expansion being alpha a-10-5 c-1 The other is made out of iron with the coefficient of linear expansion being alpha a-1.2x 105 "C-1if the steel bar is initially 4m long and the iron bar is initially 5 m long how much must the temperature of the bars be changed (AT) to get them to touch? O 2000 "C O 100 °C O 200 "C O 10 °C O 1000 "C

Two metal bars are kept at the same temperature and are aligned with their nearer ends separated by a distance of 1 mm., Their far ends are clamped in place. One bar is made out of steel with the coefficient of linear expansion being alpha a-10-5 c-1 The other is made out of iron with the coefficient of linear expansion being alpha a-1.2x 105 "C-1if the steel bar is initially 4m long and the iron bar is initially 5 m long how much must the temperature of the bars be changed (AT) to get them to touch? O 2000 "C O 100 °C O 200 "C O 10 °C O 1000 "C

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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