Mechanical Engineering Questions And Answers :: Steam Boilers: part1



Mechanical Engineering : Steam Boilers QUESTIONS AND ANSWERS :: part1 : 11 to 15

Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :

11.If a steam sample is nearly in dry condition, then its dryness fraction can be most accurately determined by

throttling calorimeter
separating calorimeter
combined separating and throttling calorimeter
bucket calorimeter
none of the above.

12.One kg of steam sample contains 0.8 kg dry steam; it's dryness fraction is

0.2
0.8
1.0
0.6
0.5.

13.A wet vapour can be completely specified by

pressure only
temperature only
dryness fraction only
specific volume only
pressure and dryness fraction.

14.If xx and x2 be the dryess fractions obtained in separating calorimeter and throttling calorimeter respectively, then the actual dryness fraction of steam will be

xxx2
x, + x2
xxx2
The specific heat of superheated steam in kcal/kg is generally of the order of
opt 5

15.Sublimation region is the region where

solid and vapour phases are in equilibrium
solid and liquid phases are in equilibrium
liquid and vapour phases are in equilibrium
solid, liquid and vapour phases are in equilibrium
none of the above.

More Steam Boilers QUESTIONS AND ANSWERS available in next pages

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