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Mechanical Engineering : Steam Boilers QUESTIONS AND ANSWERS :: part2 : 1 to 5
Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
1.At which pressure the properties of water and steam become identical |
0.1 kg/cm2 |
1 kg/cm2 |
100 kg/cm2 |
225.6 kg/cm2 |
it is never possible. |
2.The latent heat of steam with increase of pressure |
remains same |
increases |
decreases |
behaves unpredictably |
none of the above. |
3.The dry saturated steam at very high pressure (150-200 kg/cm2) when throttled to atmosphere will become |
wet |
superheated |
remain dry saturated |
dry |
none of the above. |
4.Equivalent evaporation of water is the evaporation "for a feed water supply at 100�C |
and its corresponding conversion into dry saturated steam at 100�C and 1.033 kg/cm2 |
and its corresponding conversion into dry steam at desired boiler pressure |
conversion into steam at atmospheric condition |
conversion into steam at the same pres-sure at which feed water is supplied |
none of the above. |
5.Water at pressure of 4 kg/cm2 and 160�C temperature when exposed to atmosphere will |
boil |
flash i.e. get converted into steam |
remain as it was |
cool down |
none of the above. |
More Steam Boilers QUESTIONS AND ANSWERS available in next pages
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