What are the causes of low compression in the main engine?
What valves are fitted in a four-stroke diesel engine?
Name the parts of piston through connecting rod?
If you have a valve with an applied pressure, how do you
determine the stress to the closed and open valve?
what is over ball dimmention? why it is required? what is
used in machining?
What is the cause of cylindrical liner overheating?
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?
a rollin mill is spacified by
Difference be betwin Fe-500 as per IS 226-1975 & IS 2062-2006
which power station plants r more efficient?
which is less?
which is most expensive and which is cheapest?
What are the causes of troubles in boiler during operations?
What is the indication of leaking starting valve of an engine?
What is the formula to calculate how to find the amperes in
1ton and how many btu
Steps In starting boilers.
plz anyone provide me the sample test papers of ONGC as of
i m from Mechanical engg bakground and would be appearing
for the test in the june 2010. My email id -