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
Dryness factor of steam is defined as the ratio of the mass of vapor in the mixture to the mass of the mixture. Dryness factor of steam is measured by a __________ calorimeter.
A Bomb
B Throttling
C Junker's
D Boy's
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 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
If the numerator of a fraction is increased by 150% and the denominator of a fraction increased by 200% fraction becomes 10/19. Find the fraction.
A 12/17
B 10/16
C 12/19
D 9/11
If 1 is added to the numerator of a fraction, the fraction becomes 1. If 1 is added to the denominator, the fraction becomes 12Find the fraction.
A 13
B 12
C 23
D 34
Expanding steam to a very low pressure (high vacuum) in steam engines is
A Desirable
B Economical
C Essential
D Uneconomical
If the numerator of fraction is increased by 200% and the denominator is increased by 350% The resultant fraction is 5/12. What was the original fraction?
A 5/9
B 5/8
C 7/12
D 11/12

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