Mechanical Engineering : Steam Boilers QUESTIONS AND ANSWERS :: part1 : 21 to 25
Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
21.The latent heat of steam at pressures greater than atmospheric in comparison to latent heat at atmospheric pressure is |
| less |
| more |
| equal |
| may be less or more depending on temperature |
| unpredictable. |
22.The critical pressure at which latent heat of vaporization is zero is |
| 225.65 kgf/cm2 |
| 273 kgf/cm2 |
| 100 kgf/cm2 |
| 1 kgf/cm2 |
| - 1 kgf/cm2. |
23.If partial pressure of air and steam be pa and ps respectively in a condenser, then according to Dalton's law, the pressure in condenser is equal to |
| Ps-Pa |
| pa-ps |
| Pa+P, |
| ps+pa |
| none |
More Steam Boilers QUESTIONS AND ANSWERS available in next pages
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