Process Equipment and Plant Design
At the following point for a given packing and set of fluids, the pressure drop per metre of packed height, with variation in fluid rates and operating pressure

Increases
May increase or decrease depending upon the solubility of the gas in the liquid
Decreases
Remains same

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Process Equipment and Plant Design
Pick out the wrong statement pertaining to the design of a basket type evaporator.

It is used for high viscosity liquor having large rate of scaling
Downtake is formed by the annular space between the bundle and the shell
There is no central downtake
The tube bundle is suspended on bracket

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