Mechanical Engineering : Steam Boilers QUESTIONS AND ANSWERS :: part4 : 6 to 10
Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
6.The shell diameter and length of locomotive boiler are |
| 1.5 m, 4 m |
| 1.5 m, 6 m |
| 1 m, 4 m |
| 2 m, 4 m |
| 1.5 m, 8 m. |
7.Pick up the correct statement as regards Cornish boiler and Lancashire boiler |
| cornish is fire tube and lancashire is water tube |
| cornish is water tube and lancashire is fire tube |
| cornish has two fire tubes and lancashire has one |
| lancashire has two fire tubes and cornish has one |
| both have two fire tubes. |
8.Locomotive boiler is of the following type |
| multitubular |
| horizontal |
| internally fired |
| mobile |
| all of the above. |
9.The fire tubes in, a Coarran and Scotish marine boiler are |
| horizontal |
| vertical |
| inclined |
| both horizontal and vertical |
| horizontal and inclined. |
10.In accelerated circulation type boiler |
| heating takes place at bottom and the water supplied at bottom gets converted into the mixture of stdam bub bles and hot water which rise to durm |
| water is supplied in drum and through down comers" located in atmospheric condition it passes to the water wall and rises to drum in the from of mixture of water and steam |
| feed pump is employed to supplement natural circulation in water wall type furnace |
| water is converted into steam in one pass without any recirculation |
| water is fed under high pressure and high velocity. |
More Steam Boilers QUESTIONS AND ANSWERS available in next pages
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