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A 10 m aluminium flagpole is installed at 30°C. After 2 days, the temperature drops to -10° C. How much does the height change of the flagpole (in mm)? (Assume thermal expansion coefficient for aluminium = 23 x 10-6°c-1) %3D 1. 7.8 mm 2. 8.8 mm 3. 9.5 mm 4. 9.2 mm

A 10 m aluminium flagpole is installed at 30°C. After 2 days, the temperature drops to -10° C. How much does the height change of the flagpole (in mm)? (Assume thermal expansion coefficient for aluminium = 23 x 10-6°c-1) %3D 1. 7.8 mm 2. 8.8 mm 3. 9.5 mm 4. 9.2 mm

Structural Analysis
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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A 10 m aluminium flagpole is installed at 30°C. After 2 days, the temperature drops to -10° C. How much does the height change of the flagpole (in mm)? (Assume thermal expansion coefficient for aluminium = 23 x 106°c•1) 1. 7.8 mm 2. 8.8 mm 3. 9.5 mm 4. 9.2 mm
Transcribed Image Text:A 10 m aluminium flagpole is installed at 30°C. After 2 days, the temperature drops to -10° C. How much does the height change of the flagpole (in mm)? (Assume thermal expansion coefficient for aluminium = 23 x 106°c•1) 1. 7.8 mm 2. 8.8 mm 3. 9.5 mm 4. 9.2 mm
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