This question is of materials in civil engineering and needs to be…

This question is of materials in civil engineering and needs to be…

This question is of materials in civil engineering and needs to be solved ASAP.

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Suppose you were asked to select a material for a spherical pressure vessel to he used in an aerospace
application. The stress in the vessel wall is a=£§ 21′ where p is the internal pressure, r the outer radius of the
sphere, and t the wall thickness. The mass of the vessel is m = 4.1: r2230 , where p is the material…