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Mass Transfer

Mass Transfer
In paper industry, paper is dried in a __________ dryer.

Conveyor
Festoon
Heated cylinder
Tunnel

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Mass Transfer
Diameter of raschig rings used in packed tower in industry is normally around __________ inches.

18
8
2
12

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Mass Transfer
Wetted wall tower experiment determines the

Molal diffusivity
Mass transfer co-efficient
None of these
Volumetric co-efficient

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Mass Transfer
The most efficient cooling tower out of the following is

Natural draft
Forced draft
Atmospheric
Induced draft

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Mass Transfer
Diffusion co-efficient generally depends upon the temperature, pressure & the nature of the components of the system. Its dimension is not the same as that of the

Thermal diffusivity
Volumetric diffusivity
Kinematic viscosity
Mass transfer co-efficient

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Mass Transfer
Extraction of coffee from its seed is done by

Liquid-liquid extraction
Steam distillation
Extractive distillation
Leaching

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MORE MCQ ON Mass Transfer

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