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Process Equipment and Plant Design

Process Equipment and Plant Design
In a __________ rivetted joint, the rivets in the various rows are opposite to each other.

Diamond
None of these
Zig-zag
Chain

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Process Equipment and Plant Design
Thickness of the frame of a plate and frame filter as compared to that of plates is

Less
Same
More
Either A or B

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Process Equipment and Plant Design
Corrosion allowance in the design of pressure vessel/chemical equipment is not necessary, if

Both B & C
Plain carbon steel and cast iron parts are used
Wall thickness is > 30 mm
Material of construction is high alloy steel

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Process Equipment and Plant Design
Diameter of bubble caps used in high pressure columns is __________ as compared to that used in identical vacuum columns.

Less
More
Either A or B; no generalisation can be made
Same

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Process Equipment and Plant Design
A cylinderical pressure vessel of volume 6 πm³ has to be designed to withstand a maximum internal pressure of 10 atm. The allowable design stress of the material is 125N/mm² and corrosion allowance is 2 mm. The thickness of the vessel for a length/diameter ratio of 3 will be close to

5 mm
8 mm
6 mm
10 mm

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Process Equipment and Plant Design
In seive plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally __________ times the hole diameter to give the required hole area.

10 to 15
2.5 to 4.0
0.5 to 1.5
5 to 10

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