A thin spherical shell of internal diameter d is subjected to an internal pressure p. If t, is the tensile stress for the shell material, then thickness of shell is equal to

A thin spherical shell of internal diameter d is subjected to an inter

1.	A thin spherical shell of internal diameter d is subjected to an internal pressure p. If t, is the tensile stress for the shell material, then thickness of shell is equal to
A.	<img src="/_files/images/mechanical-engineering/machine-design/565-114-1.png">
B.	<img src="/_files/images/mechanical-engineering/machine-design/565-114-2.png">
C.	<img src="/_files/images/mechanical-engineering/machine-design/565-114-3.png">
D.	<img src="/_files/images/mechanical-engineering/machine-design/565-114-4.png">
Answer» E.