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Process Equipment and Plant Design

Process Equipment and Plant Design
__________ of water makes it a widely used coolant in heat exchangers.

Low viscosity
High specific heat
Low dirt factor
Low corrosiveness

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Process Equipment and Plant Design
Pressure drop (Δp) and the superficial gas mass velocity (G) in case of packed absorption tower operating in the preloading range are related as

Δp = G
Δp = G2
Δp = G0.5
Δp = 1/G0.6

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Process Equipment and Plant Design
The difficulty of liquid distribution in packed towers is accentuated, when the ratio of tower diameter to packing diameter is

< 30
> 7 < 15
> 20 < 50
< 7

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Process Equipment and Plant Design
Multiple blade paddle agitator is used for mixing high viscosity liquids/paste in which the paddle diameter is commonly 0.8 times the tank diameter. However, the width of the blade is in the range of __________ times the paddle diameter.

0.5 to 0.6
0.65 to 0.80
0.1 to 0.25
0.3 to 0.5

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Process Equipment and Plant Design
__________ strain is measured using a 'strain rosetter'.

Shear
Linear
Volumetric
None of these

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Process Equipment and Plant Design
A cylindrical storage tank can have a self supported conical roof,

If the thickness of the roof is more than that of the cylindrical shell
If its diameter is less than 15-20metres
Irrespective of its diameter
If its diameter is more than 50 meters

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