In a pressure vessel containing multiple openings of various dimensions at different parts, stress concentration at the edges of the opening is maximum which becomes negligibly small beyond the area covered by __________ times the hole diameter.

Process Equipment and Plant Design
In a pressure vessel containing multiple openings of various dimensions at different parts, stress concentration at the edges of the opening is maximum which becomes negligibly small beyond the area covered by __________ times the hole diameter.

Five

Ten

Twenty

Two

Five

Ten

Twenty

Two

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Process Equipment and Plant Design
For a cylinderical internally pressurised vessel, which of the following closure types would withstand highest pressure, if each closure is of the same material and thickness?

Flat plate

Conical

Ellipsoidal (2 : 1)

Hemispherical

Flat plate

Conical

Ellipsoidal (2 : 1)

Hemispherical

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Process Equipment and Plant Design
Lug support is

The most suitable for thick vertical vessel

Same as bracket support

Provided usually for vessels of much smaller height than skirt supported vessels

All of these

The most suitable for thick vertical vessel

Same as bracket support

Provided usually for vessels of much smaller height than skirt supported vessels

All of these

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Process Equipment and Plant Design
Generally, elliptical dished heads

All of these

Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D

Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m²

Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter

All of these

Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D

Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m²

Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter

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Process Equipment and Plant Design
The minimum baffle height should be

Twice the tank diameter

Twice the impeller diameter

3/4 of the tank height

Equal to the impeller diameter

Twice the tank diameter

Twice the impeller diameter

3/4 of the tank height

Equal to the impeller diameter

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Process Equipment and Plant Design
Pressure drop (Δp) and the superficial gas mass velocity (G) in case of packed absorption tower operating in the preloading range are related as

Δp = G0.5

Δp = G2

Δp = G

Δp = 1/G0.6

Δp = G0.5

Δp = G2

Δp = G

Δp = 1/G0.6

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Process Equipment and Plant Design

Process Equipment and Plant Design In a pressure vessel containing multiple openings of various dimensions at different parts, stress concentration at the edges of the opening is maximum which becomes negligibly small beyond the area covered by __________ times the hole diameter.

Process Equipment and Plant Design For a cylinderical internally pressurised vessel, which of the following closure types would withstand highest pressure, if each closure is of the same material and thickness?

Process Equipment and Plant Design Lug support is

Process Equipment and Plant Design Generally, elliptical dished heads

Process Equipment and Plant Design The minimum baffle height should be

Process Equipment and Plant Design Pressure drop (Δp) and the superficial gas mass velocity (G) in case of packed absorption tower operating in the preloading range are related as

Process Equipment and Plant Design
In a pressure vessel containing multiple openings of various dimensions at different parts, stress concentration at the edges of the opening is maximum which becomes negligibly small beyond the area covered by __________ times the hole diameter.

Process Equipment and Plant Design
For a cylinderical internally pressurised vessel, which of the following closure types would withstand highest pressure, if each closure is of the same material and thickness?

Process Equipment and Plant Design
Lug support is

Process Equipment and Plant Design
Generally, elliptical dished heads

Process Equipment and Plant Design
The minimum baffle height should be

Process Equipment and Plant Design
Pressure drop (Δp) and the superficial gas mass velocity (G) in case of packed absorption tower operating in the preloading range are related as