Related Questions

Dryness fraction of wet steam is defined as the ratio of mass of vapour in the mixture to the mass of mixture __________ calorimeter is not used for measuring the dryness fraction of steam.
A Bomb
B Separating
C Bucket
D Throttling
__________ calorimeter is normally used for measuring the dryness fraction of steam, when it is very low.
A Bucket
B Throttling
C Separating
D A combination of separating & throttling
The main reason for making the copper calorimeter (used in bomb calorimeter) silvery white and shining/polished is to
A Minimise its corrosion
B Avoid radiation heat loss
C Make it look attractive
D None of these
A vapor whose partial pressure is less than its equilibrium vapor pressure is called a __________ vapor.
A Saturated
B Supersaturated
C Superheated
D None of these
A vapor whose partial pressure is less than its equilibrium vapor pressure is called the __________ vapor.
A Saturated
B Superheated
C Unsaturated
D Dry gaseous
The effect of friction in the nozzle __________ dryness fraction of steam.
A Has no effect on
B Decreases
C Increases
D None of these
If a steam sample is nearly in dry condition, then its dryness fraction can be most accurately determined by
A Throttling calorimeter
B Separating calorimeter
C Combined separating and throttling calorimeter
D Bucket calorimeter
Dryness fraction of dry steam is
A 0
B $$\infty $$
C 1
D 0.5
The percentage ratio of the partial pressure of the vapor to the vapor pressure of the liquid at the existing temperature is
A Termed as relative saturation
B Not a function of the composition of gas mixture
C Called percentage saturation
D Not a function of the nature of vapor
A vapor that exists above its critical temperature is termed as a __________ vapor.
A Saturated
B Unsaturated
C Gaseous
D Sub-cooled

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