Mechanical Engineering : Steam Boilers QUESTIONS AND ANSWERS :: part2 : 16 to 20
Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
16.The evaporation of 15.653 kg of water per hour from and at 100�C is called |
| evaporative capacity |
| factor of evaporation |
| equivalent evaporation |
| one boiler h.p. |
| boiler efficiency. |
17.Orsat meter is used for |
| gravimetric analysis of the flue gases |
| volumetric analysis of the flue gases |
| mass flow of the flue gases |
| measuring smoke density of flue gases |
| none of the above. |
18.During polytropic process |
| heat transfer takes place across cylinder walls |
| work is done |
| steam may be wet, dry or superheated after expansion |
| all of the above |
| none of the above. |
19.Pick up the wrong statement about critical condition of steam |
| latent heat is zero |
| liquid directly becomes steam |
| specific volume of steam and liquid is same |
| this is the maximum pressure limit |
| all properties of liquid and steam are same. |
20.The state of vapour under saturation condition is described by |
| pressure alone |
| temperature alone |
| pressure and temperature |
| pressure and dryness fraction |
| dryness fraction alone. |
More Steam Boilers QUESTIONS AND ANSWERS available in next pages
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