GIVEN:Bar has a cross-sectional area of 4 in? and is placed between two rigidimmoveable supports when it is 30.00 inches long at a temperature of -20°F.REQ’D:A) The stress in the bar at 90°F if it were made of steel.Esteel = 10 x 10° psiasteel = 13 x 106/°FB) The final length of the aluminum bar

Answered: Image /qna-images/answer/cbca165b-61d4-4bbd-9b3b-04e3e573f9fc.jpg

Answered: B) The final length of the aluminum bar

Engineering

Civil Engineering

B) The final length of the aluminum bar

Steel Design (Activate Learning with these NEW titles from Engineering!)

6th Edition

ISBN:9781337094740

Author:Segui, William T.

Publisher:Segui, William T.

Chapter1: Introduction

Section: Chapter Questions

Problem 1.5.6P: The data in Table 1.5.3 were obtained from a tensile test of a metal specimen with a rectangular...

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Question

GIVEN:
Bar has a cross-sectional area of 4 in? and is placed between two rigid
immoveable supports when it is 30.00 inches long at a temperature of -20°F.
REQ’D:
A) The stress in the bar at 90°F if it were made of steel.
Esteel = 10 x 10° psi
asteel = 13 x 106/°F
B) The final length of the aluminum bar

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