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661_Mechanics SolutionInstructors_Sol.Manual-Mechanics_Materials_7e.book_Gere_light.1

# 661_Mechanics SolutionInstructors_Sol.Manual-Mechanics_Materials_7e.book_Gere_light.1

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SECTION 8.3 Cylindrical Pressure Vessels 655 Solution 8.2-11 Pressurized sphere under water C ROSS - SECTION r 4.8 in. p 1 24 psi t 0.4 in. g density of water 62.4 lb/ft 3 (1) I N AIR : p 1 24 psi D 0 depth of water (in.) Compressive stress in tank wall equals 90 psi. (Note: s is positive in tension.) 1080 in. 90 ft ; Solve for D 0 : D 0 234 0.21667 144 0.21667 D 0 90 psi (24 psi 0.03611 D 0 )(4.8 in.) 2(0.4 in.) s pr 2 t ( p 1 p 2 ) r 2 t s 90 psi p 2 g D 0 a 62.4 lb/ft 3 1728 in. 3 / ft 3 b D 0 0.036111 D 0 ( psi) (2) U NDER WATER : p 1 24 psi Cylindrical Pressure Vessels When solving the problems for Section 8.3, assume that the given radius or diameter is an

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661_Mechanics SolutionInstructors_Sol.Manual-Mechanics_Materials_7e.book_Gere_light.1

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