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Process Equipment and Plant Design

Process Equipment and Plant Design
Commercial packed scrubbers are normally designed for a pressure drop range of __________ mm water coloumn per metre of packed height.

43929
52-68
17-34
88-105

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Process Equipment and Plant Design
__________ heat exchanger is also known as 'hair pin type' exchanger,

Plate type
Finned
Regenerative
Double pipe

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Process Equipment and Plant Design
Hold up of material in a operating rotary drier is in the range of

0.05 to 0.15
0.5 to 0.8
0.8 to 0.9
0.25 to 0.50

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Process Equipment and Plant Design
Filtration rate is affected by the

Pressure drop across the cake & filter medium
Cake & filter medium resistance
All of these
Area of filtering surface & the viscosity of filtrate

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Process Equipment and Plant Design
An underdesigned steam trap will

Destroy itself of acceleration wear due to rapid recycling
None of these
Back up condensate and cause water hammer in steam line
Waste steam

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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.

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

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