Electrical Engineering : Power Plant Engineering QUESTIONS AND ANSWERS :: part3 : 11 to 15
Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
11.Pipes carrying steam are generally made up of |
| steel |
| cast iron |
| copper |
| aluminium |
12.Edward's air pump |
| removes air and also vapour from condenser |
| removes only air from condenser |
| removes only un-condensed vapour from condenser |
| removes air alongwith vapour and also the condensed water from condenser |
13.In jet type condensers |
| cooling water passes through tubes and steam surrounds them |
| steam passes through tubes and cooling water surrounds them |
| steam and cooling water mix |
| steam and cooling water do not mix |
14.In a surface condenser if air is removed, there is |
| fall in absolute pressure maintained in condenser |
| rise in absolute pressure maintained in condenser |
| no change in absolute pressure in the condenser |
| rise in temperature of condensed steam |
15.The value of reheat factor normally varies from |
| 0.5 to 0.6 |
| 0.9 to 0.95 |
| 1.02 to 1.06 |
| 1.2 to 1.6 |
More Power Plant Engineering QUESTIONS AND ANSWERS available in next pages
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