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Process Equipment and Plant Design

Process Equipment and Plant Design
Saddle supports are used for supporting __________ vessels.

Tall vertical
Thick walled vertical
Horizontal cylinderical
Thick spherical

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Process Equipment and Plant Design
1.2 to 3.8 cms is the value of the

All of these
Skirt clearance for bubble caps
Downcomer liquid seal in case of a balanced tray design
Static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.)

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Process Equipment and Plant Design
To avoid the tearing off the plate of an edge, the margin (i.e., the minimum distance from the centre of the rivet hole to the nearest edge of the plate) should be equal to

D
1.5 d
2.5 d
0.5 d

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Process Equipment and Plant Design
At equal mass velocities, the values of film co-efficients for gases as compared to that for liquids are generally.

Unpredictable
Higher
Same
Lower

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Process Equipment and Plant Design
In case of a 'thin' pressure vessel, the ratio of its diameter to wall thickness is

< 10
30
> 10
> 20

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Process Equipment and Plant Design
The shell side pressure drop in a shell and tube heat exchanger is maximum for __________ baffle.

Segmental
Disk and ring
Independent of the type of
Orifice

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