A rigid horizontal bar (Weight = 20 kips) is supported by two (2) square aluminum columns as shown. If the rigid bar remained in a horizontal position after the temperature in the whole assembly is increased by 100°C, determine the initial gap (A, inches) between the circular steel column and rigid bar. Also, determine the final axial stresses in each column and draw the properly labelled deformation diagram to support your answer. Show step-by-step solution. Steel Column Aluminum Columns Aluminum Shape Circular Square ↑ Δ 2 ft Steel Sizes (in) d=6 S = 4 3 ft Aluminum E (ksi) 29,000 10,000 5 ft a (/°C) 11.7 x 10-6 23.1 x 10-6

A rigid horizontal bar (Weight = 20 kips) is supported by two (2) square aluminum columns as shown. If the rigid bar remained in a horizontal position after the temperature in the whole assembly is increased by 100°C, determine the initial gap (A, inches) between the circular steel column and rigid bar. Also, determine the final axial stresses in each column and draw the properly labelled deformation diagram to support your answer. Show step-by-step solution. Steel Column Aluminum Columns Aluminum Shape Circular Square ↑ Δ 2 ft Steel Sizes (in) d=6 S = 4 3 ft Aluminum E (ksi) 29,000 10,000 5 ft a (/°C) 11.7 x 10-6 23.1 x 10-6

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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