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Process Equipment and Plant Design

Process Equipment and Plant Design
The operating pressure drop range in a bag filter is about __________ mm water gauge.

500-1500
43961
1500-2500
50-150

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Process Equipment and Plant Design
In hydrostatic testing of welded pipe (for leakage, strength etc.) the ratio of minimum hydrostatic test pressure to internal design pressure is around

0.5
3.5
1.5
2.5

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Process Equipment and Plant Design
In packed absorption tower, onset of flooding usually occurs at a pressure drop of about __________ mm of water column per metre height of packing.

50-75
750-1000
200-250
25-50

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Process Equipment and Plant Design
Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than __________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop.

50
150
25
75

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Process Equipment and Plant Design
Bubble cap plate column is

A differential stage contactor
Used only for distillation, not for absorption
A continuous contactor
A finite stage contactor

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Process Equipment and Plant Design
In distillation columns, bubble caps are held in place over trays by

Both B and C
A hold down bar
Rivets
Bolts

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