Related Questions

Steam economy is defined as the amount of evaporation per unit amount of steam used, while the capacity is the total evaporation obtained per hour. Use of multiple effect in evaporation
A Increases capacity
B Increases economy
C Does not affect the capacity
D Both B & C
Under the same conditions, which of the following shapes of water surface will give the highest rate of evaporation ?
A flat water surface
B convex water surface
C concave water surface
D independent of shape of water surface
The most suitable chemical which can be applied to the water surface for reducing evaporation is
A Methyl alcohol
B Ethyl alcohol
C Cetyl alcohol
D Butyl alcohol
The process of evaporation occurs from
A Root
B Stem
C Leaf
D Entire 'plants' surface
Hydrogen is used in Electrolux refrigeration system so as to _________ the rate of evaporation of the liquid ammonia passing through the evaporator.
A Equalize
B Reduce
C Increase
D None of these
Find out which quotation of the following sentences has an error. 'Evaporation' is the 'process that' a liquid turns 'into' a vapor at a temperature below its 'boiling point'.
A evaporation
B process that
C into
D boiling point
Number of evaporators which can be used in service in a multiple effect evaporation system is limited by the
A Practical limit reached, due to low heat transfer rate because of inadequate temperature difference
B Economic limit reached, when the plant cost exceeds the saving of steam
C Both A & B
D Neither A nor B
He urged to take particular care of the ------ chemicals to prevent their evaporation?
A insoluble
B superficial
C extraneous
D volatile
'Evaporation' is the 'process that' a liquid turns 'into' a vapor at a temperature below its 'boiling pint'
A Evaporation
B process that
C into
D boiling pint
What is the anyonym of the word. Evaporation?
A dry
B heating
C humidity
D wetting

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