Process Equipment And Plant Design - Study Mode
[#146] For laminar flow (N Re < 2100) in steel pipe, the optimum inside pipe diameter is given by
Correct Answer
(A) D i, opt = 3 Q 0.36 .ρ 0.18
[#147] Typical static submergence for bubble cap plate column operating at atmospheric pressure may be around
Correct Answer
(B) 0.5"
[#148] Generally, no corrosion allowance in wall thickness of a part is required, if the thickness is more than __________ mm.
Correct Answer
(C) 30
[#149] Liquid/petroleum fuel storage tanks are built underground (as in case of petrol pumps), when the storage capacity is less than __________ kilolitres.
Correct Answer
(C) 45
[#150] Any shell opening greater than 5 cms for a storage tank must be reinforced for reason of
Correct Answer
(A) Preventing the local overstressing of the shell around the opening