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Worksheetsdrying process
Total questions: 7
Worksheet time: 3mins
what is equilibrium moisture content?
certain volumes of solid is being dried at a time
certain volumes of solid is being dried continuously
lowest moisture content obtainable at equilibrium
moisture above the equilibrium moisture content
what is the type of dryer that NOT suitable for biochemical substances?
drum dryer
shelf dryer
tunnel dryer
freeze dryer
all of the following are the properties of air that can be obtain from psychometric chart, except:
specific volume
specific humidity
relative humidity
relative velocity
what is the difference between drying and evaporation process?
drying is removal of water from substances & evaporation is changing of phase liquid
drying is changing of phase liquid & evaporation is removal of water from substances
no difference
which drying process is allowing for a large quantity of solids and do not required specific time to load and unload the solids?
batch process
continuous process
both
what is the purpose of drying?
Remove moisture
Prevent bacteria growth
Slow down the action of enzyme
All the above
At what rate period did the water evaporates from the surface and it freely available on the surface of the object?
Initial adjustment rate period
Constant rate period
Falling rate period
