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Process Equipment and Plant Design

Process Equipment and Plant Design
The equivalent diameter for fluid flow through a channel of constant non-circular cross section of area 'A' is given by (where, P = perimeter of the channel in contact with the fluid)

A/P
√A
4 P/A
4 A/P

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Process Equipment and Plant Design
Maximum allowable vapour velocity in a bubble cap tower is determined by the

None of these
Entrainment considerations
Vapour density
Diameter of the column

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Process Equipment and Plant Design
Pressure differential maintained across a continuous rotary vacuum filter is in the range of __________ mm Hg column.

50 to 100
250 to 500
100 to 150
600 to 700

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Process Equipment and Plant Design
For annular flow of a fluid, the ratio of the equivalent diameter for pressure drop calculation to the equivalent diameter for heat transfer calculation is

(d1 + d2)/d1
D2/(d1 + d2)
D1/(d1 + d2)
(d1 + d2)/d2

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Process Equipment and Plant Design
Holes of a sieve tray are arranged in triangular pitch of __________ times the hole diameter.

5 to 10
2.5 to 5
10 to 15
1.5 to 2

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Process Equipment and Plant Design
The normal range of velocity of steam in pipes is __________ m/sec.

1-5
0.1-0.5
10-20
80-100

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