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Process Equipment and Plant Design

Process Equipment and Plant Design
Baffle width is normally taken as __________ times the tank diameter.

0.2-0.45
0.1-0.12
0.4-0.5
0.45-0.6

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

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

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Process Equipment and Plant Design
__________ liquor is best handled in a long tube vertical evaporator.

Scaling
Salting
Viscous
Foamy

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Process Equipment and Plant Design
In a shell and tube heat exchanger, tube side __________ of the mass velocity.

Pressure drop is proportional to the square
Neither A nor B
Both A & B
Heat transfer co-efficient is proportional to 0.8th power

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Process Equipment and Plant Design
In a double pipe concentric heat exchanger, the equivalent diameter of annulus for heat transfer would be (where, D₁ and D₂ are I.D. of inner and outer pipes)

D₂ - D₁
(D₂² - D₁²)/D₂²
(D₂² - D₁²)/D₁²
None of these

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Process Equipment and Plant Design
Speed of the drum of the rotary vacuum filter normally ranges from __________ rpm.

5 to 7
3 to 8
0.1 to 2
8 to 15

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