Pick out the wrong statement?

7244Chemical EngineeringMedium

AIn a flanged and standard dished head, the crown radius is ≤ shell outside diameter

BIn a flanged and shallow dished head, the crown radius is > shell outside diameter

CFlanged only head is a type of flat head in which gradual change in the shape at the centre results in reduced local stresses

DFlat head covers are most suitable for larger vessels operating at very high pressure

Correct answer

D. Flat head covers are most suitable for larger vessels operating at very high pressure

Explanation

The correct answer is Flat head covers are most suitable for larger vessels operating at very high pressure.

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