Thickness of the cylinder wall must be ________ in steam turbines.
A. constant
B. increased
C. decreasing
D. none of the mentioned
Answer:A
Thickness of the cylinder wall must be ________ in steam turbines.
A. constant B. increased C. decreasing D. none of the mentioned
Explanation: Thickness of the cylinder wall must be maintained constant in steam turbines because if the thickness is uneven there will be uneven thermal stresses developed.