4. Calculate the Youngs modulus for the materialL of the bar shown below, The bar has an initial length of 400 mm and is measured to extend by 0.22 mm under a tensile load of 75KN, When the force is released the bar returns to its original length. The bar has the rectangular cross-section shown below. (17p) 20 mm 75 KN- 75KN 25 mm 400 mm-

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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21. Calculate the Youngs modulus for the material of the bar shown below. The bar has an initial length of 400 mm
to tneasured to extend by 0.22 mm under a tensile load of 75KN. When the force is released the bar returns
to its original length. The bar has the rectangular cross-section shown below. (17p)
20 mm
75 KN-
75KN
25 mm
400 mm
Transcribed Image Text:21. Calculate the Youngs modulus for the material of the bar shown below. The bar has an initial length of 400 mm to tneasured to extend by 0.22 mm under a tensile load of 75KN. When the force is released the bar returns to its original length. The bar has the rectangular cross-section shown below. (17p) 20 mm 75 KN- 75KN 25 mm 400 mm
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