A spherical vessel with an inside diameter of 2 m is made of a material having allowable stress in the tension of 500 kg/cm2. The thickness of a shell to withstand a pressure of 50 kg/cm2 should be

A spherical vessel with an inside diameter of 2 m is made of a materia

1.	A spherical vessel with an inside diameter of 2 m is made of a material having allowable stress in the tension of 500 kg/cm2. The thickness of a shell to withstand a pressure of 50 kg/cm2 should be
A.	5 cm
B.	2.5 cm
C.	10 cm
D.	1.25 cm
Answer» B. 2.5 cm

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A spherical vessel with an inside diameter of 2 m is made of a material having allowable stress in the tension of 500 kg/cm2. The thickness of a shell to withstand a pressure of 50 kg/cm2 should be

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