Category: Process Equipment and Plant Design

A. The downcomer design and the residence time in the downcomer is almost same for sieve
plate and bubble cap columns
B. Weir length for a bubble cap plate is the same as that for the sieve plate
C. Weir height for a bubble cap plate column is the same as that for a sieve plate column
D. Weir height in case of a bubble cap plate ranges from 50 to 150 mm and is higher than the
sieve plate

_____________ shaped roof is the most commonly used roof for cylindrical storage tanks?

Hamad Process Equipment and Plant Design 14/06/2020

A. Conical
B. Flat
C. Dome
D. Umbrella

Of the pressure vessels, with same thickness but different diameters, which one withstands higher pressure ?

Hamad Process Equipment and Plant Design 12/06/2020

A. Larger dia vessel
B. Smaller dia vessel
C. Larger dia long vessel
D. Strength of the vessel is same irrespective of the diameter

In packed absorption tower, onset of flooding usually occurs at a pressure drop of about ______________ mm of water column per metre height of packing?

Hamad Process Equipment and Plant Design 09/06/2020

A. 25-50
B. 50-75
C. 200-250
D. 750-1000

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Category: Process Equipment and Plant Design

A binary liquid Azeotropic mixture has boiling point lower than either of the components, when it shows _____________ deviation from Raoult’s Law?

The design stress, which is more than the damaging stress, is the least unit stress that will render a member unfit for service before the end of its normal life. The design stress factor or factor of safety indicates the margin between design stress and the _______________ stress?

Practical dividing line between a ductile and brittle materials is suggested, when the ultimate elongation is about 5%. Generally, larger the knuckle radius, stronger is the corner torus section of a head. The knuckle radius provided should be less than ______________ of the head?

In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to____________________?

The distance between the centres of a rivet hole to the nearest edge of the plate is called _________________?

A pressure vessel is said to be made of ‘thick’ shell, if the ratio of its diameter to wall thickness is_______________?

Pick out the wrong statement about the design of sieve plate column and the bubble cap column ?

_____________ shaped roof is the most commonly used roof for cylindrical storage tanks?

Of the pressure vessels, with same thickness but different diameters, which one withstands higher pressure ?

In packed absorption tower, onset of flooding usually occurs at a pressure drop of about ______________ mm of water column per metre height of packing?