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RRB Mechanical Engineering Interview Questions

The Shompens are the tribal people of

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Match the following A. Manas I. Hangul B. Dachigam II. Elephant C. Mudumalai III. Tiger D. Kaziranga IV. Rhinoceros

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sir/ madam i m apearing to rrb bhubaneswar for entrans exam please i want a help to get thruogh this

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I want technical questions of previous reqruitment examination

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Sir/Mam, I have applied for RRB chennai for the section engineer - mechanical posting. If any one is having the old written exam question papers please send it to my mail id : spramu@gmail.com Thanks in advance, Ramanathan...

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Plz tell me how to prepare for RRB exams for section engg for mechanical and suggest me some books for that.

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sir, I am applied RRB chennai,for Section engineer (mechanical),Pls mail 2007,2007 & 2008 years solved question papers.My Mail Id:nathan_cs65@yahoo.com Thanking you

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sir, I am applied RRB chennai,MMV(mechanical),Pls mail 2006,2007 & 2008 years solved question papers.My Mail jrks@rediffmail.com

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Plz, send me last 5 years Question papers with answers of JE RRB.

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Dear Friends I want to previous 5-10 years technical and non tech. question paper of section engineer (mechanical)of RRB and also tell me how should I prepare for S.E. and which books will help me for technical,aptitude,resoning.plz send me at bkcs.bkcs@rediffmail.com

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1. What happens when too much cylinder oil is injected in the working cylinder? 2. Is the unit and normal value fuel ratio of an average diesel engine? 3. What is the formula for 1 HP of a two-cycle engine? 4. Name the indicator diagram. 5. What are the 3 parts in indicator diagram? 6. What are the causes of damage of diesel engine exhaust Valve? 7. What are the causes of I.O. high temperature in a diesel engine? 8. What trouble could result if the main engine is using a low grade of fuel? 9. What are the causes of liner high temperature? 10. What happen when too much cylinder oil is injected in the working cylinder? 11. How many lubricating holes are there in cylinder? 12. What are the defects in exhaust valve? 13. How do you control cylinder liner wear? 14. How much is the specific fuel consumption of an average diesel engine? 15. Purpose of lubricator in a large diesel engine. 16. Explain how the cylinder lubrication on main engine is done? 17. Explain the function of cooling water expansion tank. 18. Explain the causes of the exhaust valve leakage. 19. What is the purpose of I.O. circulation before and after starting of engine? 20. Names the valve connected in cylinder head of the engine. 21. Name the safety devices of diesel engine? 22. What is injection tag? 23. Explain how to measure crank web deflection? 24. In a 4 cycle engine the intake valve begins to open at? 25. What causes cylinder liner-wear down? 26. What causes diesel engine to automatically stop? 27. What causes crankcase explosion? 28. What do you call the clearing of air inside cylinder after combustion? 29. What is the circulation of I.O. pump of diesel engine? 30. What causes diesel engine trouble when using heavy oil? 31. What causes turbocharger surging? 32. What pressure is highest L.O. Gravity Head or S.W. of the stern tube circulation 33. What is fuel catalytic cracking 34. Contaminants of fuel oil 35. Crankcase oil mist detector 36. Inspection for intermediate shaft bearing. 37. What are the causes of main engine black smoke? 38. Causes of emergency trip of diesel engine 39. What are the causes if one cylinder in a diesel engine has a high temperature? 40. Explain how the lubricating oil circulates in a diesel engine. 41. What are the causes of damage to propellers? 42. What causes friction in the cylinder? 43. What causes damage to impellers? 44. In a four-stroke diesel engine, In what engine exhaust valve will open? 45. How is propeller fitted in shaft? 46. What valves are fitted in a four-stroke diesel engine? 47. What are the automatic tripping devices of diesel generator? 48. What is the purpose of thrust bearing? 49. What is fuel oil viscosity, specific gravity? 50. What are the causes of low compression in the main engine? 51. What do you measure in the banana and mountain diagram? 52. What is a brake horse power? 53. What are the requirements of a good fuel? 54. What is the purpose of a setting tank? 55. What is the purpose of a turning gear? 56. What is the purpose of starting air? 57. What is the purpose of engine preheating? 58. What is the purpose of air blow? 59. What is the purpose of stern tube? 60. Where can you find thermometers in diesel engines? 61. What would happen if there is air in fuel oil? 62. What type of pump is lubricator pump? 63. What is the purpose of piston rings? 64. The advantage of a controllable pitch propeller? 65. Explain the fresh water cooling system. 66. What are the typical indicator diagrams? 67. What is the trunk type and crosshead type piston 68. What is higher IMP or BHR 69. What is the sensitive part of the liner 70. Discuss how to prepare the M/E in the standby condition 71. Explain how to clean LO 72. Explain the principle of Suizer Fuel oil injection pump 73. What is the volume develop by the piston from BDC to TDC 74. Enumerate some trouble of fuel injection valve 75. Causes of M/E high exhaust valve temperature 76. What is the purpose of scrapper ring 77. What are the items to inspect after cylinder liner is pulled out 78. What resistance the ship encounter when the vessel is at sea 79. What will you do in case of scavenging fire 80. Draw the flow of F.O. diagram from service tank to Main Engine? 81. What are the types of cleaning main engine Turbo Charger blower side? 82. What are the causes of main engine Turbo Charger blower side dirty? 83. Sketch the jacket cooling system? 84. What will cause if you run your engine in critical RPM continuously? 85. What are the properties of fuel oil? 86. What will you check if one cylinder of your engine is not like the others? 87. What do you do when in your duty, ME alarm oil mist detect high density? 88. Classification of bunkers? 89. What is the purpose of increasing the pressure on the F.O. system of the engine? 90. What are the advantages of white metal? 91. What is the use of white metal? 92. What is the cause of cylindrical liner overheating? 93. What are you going to inspect or check when you open the crankcase? 94. Draw L.O. system in diesel engine? 95. What is the specific gravity of F.O. and D.O? 96. What is pour point? 97. What is flashpoint? 98. What materials are used for engine propeller? 99. How fuel oil consumed by medium engine? 100. What is the remedy if due exchanging, valve broke out during engine running operation? 101. At 50 Centigrade (Fuel oil) what is its cast? 102. At 50 Centigrade (Diesel oil) what is its cast? 103. What do you call a piston travel from TDC to BDC? 104. What happened if the exhaust valve is leaking? 105. Why and what cause of leak fuel oil in high pressure pipe of main engine? 106. What device installed in the F.O. system when excess oil return to drain tank? 107. What parameters to be reported when we send lubricating oil for shore analysis? 108. Heavy fuel oil sulfur content and counter measures? 109. What will happen when engine stays in critical speed of 58-65 RPM? 110. What are the causes of L.O. high temperature? 111. How do you detect starting valve leaks? 112. What are the causes of dirty lubricating oil? 113. Identify the parts of indicator diagram? 114. What are the symptoms of broke piston ring? 115. How much pressure on air reservoir? 116. Name the parts of piston through connecting rod? 117. What are the causes of positive and negative propeller slip? 118. What will be the cause of scavenging fire? 119. What will you do when scavenge fire happened? 120. What do you going to observe, when a diesel engine is running? 121. Where is the expansion tank located? 122. How the F.W.C. system of diesel engine circulate? 123. What is mean effective press? 124. Draw a crankshaft and show the parts? 125. What is the lower part of connecting rod? 126. What should you do before you start the engine? 127. When you will install a new piston ring, what will be the position of it? 128. What is max pressure? 129. What are the things to do when approaching the port? 130. What will be the cause of the loose compression in a cylinder? 131. What is the maximum P-max for a cylinder in M/E. 132. What is the indication of leaking starting valve of an engine? 133. What is the thermal efficiency of a diesel engine? 134. What will be the cause of high temperature in one cylinder of D/E?

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1. What are good characteristics of good combustion in a boiler? 2. What do you analyze from boiler water analysis? 3. What do you treat in high alkalinity of boiler water? 4. What is a feed water pump? Dearator feed heater? 5. What is the purpose of the nozzle of impulse turbine? 6. What are the things needed to have an efficient boiler burning? 7. Name Of Parts And Each Purpose 8. What are the causes of emergency stop in a steam engine? 9. What is the normal vacuum pressure in a steam turbine atmospheric condenser? What would cause the press to falls? 10. Steam turbine (function an parts) 11. What is the boiling point of water? 12. What are the safety devices of boiler? 13. What is the effect of high alkaline water to a boiler? 14. Steps In starting boilers. 15. Small gear found in the steam turbine. 16. What is an Economizer? 17. What are the methods of heat transfer? 18. Types of pressure 19. What are the different parts of impulse reaction turbine? 20. What is the color of the flame of the boiler running in good condition? 21. What type of pump is commonly used is feed water system in auxiliary boiler? 22. What is the specific heat of water? 23. What do you do to prevent flare black? 24. What is a brake horsepower? 25. What is the purpose of a de-superheater? 26. What is the purpose of corrugated furnaces? 27. What are the causes of steam turbine failure? 28. What is the purpose of superheater? 29. Given a cutaway isometric view of the steam turbine. Examinee was asked to identify the following Parts: 30. What is thrust bearing? 31. Give five boiler mounting valves. 32. In steam boiler, what are the various test in water boiler? 33. How much calorific value of heat is needed to heat 00c of 34. What will happen if boiler backfires? 35. What is the color of flame if the boiler is running in good condition? How about when it is not in good condition? 36. How does the steam work in a steam turbine? 37. What are the causes of boiler backfire and steps in how to prevent it from happening? 38. What are the causes of high alkalinity in boiler water? 39. What are sensible heat, latent heat, and specific heat of water? 40. What are the causes of turbine vibration 41. Identify the parts of steam turbine 42. What is the normal Ph value of boiler water 43. Causes of dilution of lubricating oil in a steam turbine? 44. Explain briefly- good combustion of auxiliary boiler? 45. Method of testing or checking boiler water? 46. What is mean carry over of Aux. Boiler? 47. What are steam turbine parts usually come into damage? 48. Why must we pay attention when we drain steam in steam turbine. What factors are observed? 49. What type of pump use in boiler F.O. system? 50. What parameters to be reported when we send lubricating oil for shore analysis? 51. In boiler, what does steam and smoke goes out to the funnel. What reason? 52. Where can you find the feed check valve and feed stop valve and give the purpose of it? 53. What are the causes of troubles in boiler during operations? 54. Give the purpose of nozzle in impulse turbine? 55. What s gland sealing steam? 56. How to prevent back fire of boiler? 57. What is the used of economizer in boiler? 58. What is the seal packing gland for turbine? 59. What is the flow of steam in an impulse turbine? 60. What will happen if you blow the soot in the boiler? 61. State the purpose of air heater? 62. How to operate soot blower boiler and economizer? 63. What do you mean by A.CC.? 64. What is the thermal efficiency of a diesel engine? 65. What is a blow down valves?

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What is an Economizer?

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type ofgeneral bearing

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What is data structure in php?

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residential projects,structural.

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How different is a mean value different from expected value?

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is gateway for sms continue connected for sending sms.how?

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what are the other sap modules that are integrated with the training and event management module?

233

How many dba can you have?

81

How do you overcome this limitation ?

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Which websphere mq version have you worked?

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What is minimum permicible value of leackage current for LT Panle when applying voltage up to 3 KV for 5 Minuits?

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Who do you think is responsible for current situations occurring in India?

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How much is the VAT in UAE

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how can i crack the interview with the combination of B.tech and PGDM ?...what are the tips i should followed

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How do you insert a table in microsoft word?

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How do I disallow NULL values in a table?

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What are the site types supported by homestead?

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