According to Lame's equation, the thickness of a cylinder is equal to (where d = Inner diameter of cylinder, p = Internal pressure, and = Poisson's ratio. )

According to Lame's equation, the thickness of a cylinder is equal to

1.	According to Lame's equation, the thickness of a cylinder is equal to (where d = Inner diameter of cylinder, p = Internal pressure, and = Poisson's ratio. )
A.	<img src="/_files/images/mechanical-engineering/machine-design/566-120-1.png">
B.	<img src="/_files/images/mechanical-engineering/machine-design/566-120-2.png">
C.	<img src="/_files/images/mechanical-engineering/machine-design/566-120-3.png">
D.	none of these
Answer» D. none of these