Mechanical Engineering Questions And Answers :: Steam Boilers: part2



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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