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Mechanical Engineering Interview Questions
Questions Answers Views Company eMail

What kind of knowledge we need to gain to draw p&ID and Isometrics in autocad?

BEML,

2 8103

state the difference between move & copy

1 8848

what is the viscosity of hydraulic oil?

ONGC,

1 5129

what happen when there is moisture in the TX valve?rac

1763

how long normally does the domestic refrigerant capillary tube are?

1904

how does the belt tension is checked and what should be the tension?

1 3411

Explain how does the pulley belts are to be aligned?

Turbo Energy,

1 2874

what will happen when there is a kink in the discharge tube?

2 4273

Give five differences between suction and discharge pipes?

Unitech,

2054

Name two types of leak detectors and the method of application for each?

1 3344

Name the refrigerant that is the replacement of R12?

2 4449

Name the refrigerant that is used on domestic refrigerators?

7 9762

Explain the procedure of charging reciprocating compressor?

2583

WHAT IS MECHANICAL ENGINEERING

AMW, Infosys,

2 5940

Why R12 refrigerant is restricted to atmosphere?

2 5835


Post New Mechanical Engineering Questions

Un-Answered Questions { Mechanical Engineering }

What are the automatic tripping devices of diesel generator?

1830


the avg piston speed of an internal combution engine increases as cylinder dimension decreases justify?

1997


How fuel oil consumed by medium engine?

1792


Which type of question u have asked to the fresher

1279


How the bearing numbers are allocated?

2068


what is the reason of hat and work is not conserved energy?

1865


What are the important operational performance parameters in design of fuel firing equipment ?

1368


0 1 2 3 4 0 0 0 1 1 2 1 0 0 1 2 3 2 0 1 2 3 4 3 1 1 2 4 4 4 1 2 3 4 5 Horizontal row = x Vertical row = y I need to term these values as a function (yellow horizontal x, yellow vertical as y) The closest I have got is: ROUND(((X*(Y*10+15)-25)/60+1) Is there a way to calculate it?

1801


what is the use of choper motor in pyrometer ?

2085


i have want jindalsteel tecnical wrritten test paper.

2310


sir i appeared to bosch written test recently and i cleared it successfully.can u suggest me how the interview will be done ?is it technical or HR or both?how shall i prepare for it?i am very eager to work with and in fact it is my dream job suggest me how to grab the job.if you know tell what type books are prefer for preparation of intrview?

2198


Why do the radiators in your house click when you start the heating system?

1071


How does a super charger work in a car?

1015


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?

2313


What is the cause of cylindrical liner overheating?

1759