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 Categories >> Engineering >> Automobile Engineering
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Question Asked @ Answers Views     Select
What is Terminal Engine Meltdown? john-deere   1  2854
what is meant by 1)1.8 TSI 4V 1798cc turbocharged 2)2.0 TDI PD 3)bhp 4)front wheel drive car 5)four wheel drive car    1  2617
what is cpk value? nissan   1  3781
Why not cars which have a wheel type steering, requiring many rotations to be made to turn the car, be replaced with a handle type steering, like the one provided in a autorick shaw for quicker turn? ashok-leyland   3  2924
where is fan located in car?before radiator or between engine and radiator? ashok-leyland   17  6015
why we are using oil with petrol in two stroke engines but not in four stroke engines(two wheelers)?................ mahindra   11  18189
IN AC mechanical fuelpump what stands for AC cummins   2  5376
which engine have the high mechanical efficiency eighter 2 stroke engine or 4 stroke engine?    7  4568
wat happens if u use petrol in diesel engine infosys   13  9005
how does the engine starts working when we start our twowheeler mahindra   11  20805
Why I/P transducer is connect with 24V DC not to 220V AC? l&t   0  1456
What are your Future Plans for company volkswagen   2  2636
What is the engine rating required for 1000 KVA Generator set. Calculations?    0  697
What is the Diesel consumption of 1000 KVA rating DG set at full load?    0  1690
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Un-Answered Questions
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What is diff between SCADA nad DCS,Present which is new technology, Is dcs controls with out manual operation? 697
1. How are voltmeter and am meter connected in the circuit? 2. What is the function of space heaters for motors? 3. What is Ohms law? 4. Enumerate the parts of Main Switchboard 5. Examples of good conductors of electricity. 6. Examples of good insulators. 7. What are to be checked in an induction motor? 8. How many battery discharges? 9. How to find ground in main switchboard? 10. What is the cause of motor not to start? 11. Where can you find space heater lam p and what is its purpose? 12. How do you detect earth by lam p? 13. Why the transformer is mostly used aboard the ship? 14. Electrical symbol 15. List the different devices and components of main switchboard. 16. What are to be checked in an induction motor? 17. How do you detect earth by lam p? 18. How do you reset the circuit breaker? 19. What is the purpose of ventilation in the battery room? 20. What are the usual checks when induction motor is running? 21. Methods to dry up wet induction motors? 22. The unit of resistance? 23. The lowest allowable insulation resistance? 24. What is space heater? 25. What is hertz in electrical system? 26. In electricity, what is commutator? Carbon brush? 27. Draw a parallel circuit with one battery and two resistors. Derive the formula for resistance? 28. Define earth lamp? 29. What is the use of multi tester? 30. How to check the diode, fuse and bearer switch? 31. What is the formula to determine the speed of induction motor? 647
Why I/P transducer is connect with 24V DC not to 220V AC? 1456
i had applied for 6 categories for rrb section engineers posts 2 different rrb boards 2 those i was eligible of an single notificatoin. do i need 2 write different exams or single exam 652
What is the engine rating required for 1000 KVA Generator set. Calculations? 697
Why in open-wheel racing cars torsion bars (of suspensions) are removed in case of wet track? 1741
1 TO 65 689
What is the allowable -ve carnkacse pressure (vacuum) in the gas engine of 1.5 MW, what are the reasons and how it can effect the operation of the engine? 452
1. Give five parts inside the centrifugal pump and explain each? 2. What type of gear is the first reduction gear pinion? 3. List the main parts of Centrifugal pump 4. Enumerate the cause of pumps low delivery of water 5. What type of pump is main L.O. pump? 6. How to shut down and overhaul the centrifugal pumps? 7. What is the specific gravity or relative density of fuel oil? 8. Properties of F.O. the cause damage on auxiliary boiler. 9. Device use to control flow rate of centrifugal pump. 10. What is the use of gravity disc? 11. What causes damage to impellers? 12. Give the procedures in starting centrifugal pumps. 13. How to stop a purifier? 14. What type of pump is are commonly used in auxiliary boilers? 15. Explain the operation of a centrifugal purifier. 16. How would you increase the volume efficiency of centrifugal pump? 17. What is fuel oil viscosity, specific gravity? 18. What type of pump is lubricator pump? 19. Identify or enumerate the parts of stern tube 20. Explain how to adjust pump pressure 21. What is absolute pressure 22. Purpose of stern tube sealing 23. What is white metal 24. What is compound gage 25. What are safety considerations in welding job? 26. Explain the procedure in staring a F.O. purifier 27. What is a manometer and give an example of its application 28. What is acceleration 29. Enumerate or identify the parts of purifier bowl assembly 30. What are the types of pump can be found in the engine room 31. What is an oil mist detector 32. What type of metal is used in a propeller 33. What is the purpose of safety valve 34. What is the purpose of gravity tank in the stern tube 35. Explain the opening and closing of water to the bowl of the purifier 36. Which has the greater pressure in a stern tube sealing seawater or L.O. 37. What is the purpose of turning gear 38. Locate nozzle in a turbocharger 39. What is the function of mouth ring 40. What is flash point 41. How do you check steering gear 42. What is pitch 43. What is the cause of pressure drop in a centrifugal 44. Identify the parts of propeller 45. Explain adiabatic expansion 46. What is entropy 47. What is the common source of leak in stern tube 48. What is the purpose of bilge separator 49. Reason why we should avoid low speed running generator? 50. What will you check if one cylinder of your engine is not like the others? 51. What is the purpose of gravity disc in centrifugal purifier? 52. Causes of F.O. Purifier abnormal flow? 53. What type of pump use in boiler F.O. system? 54. Give the function of evaporator? 55. What are the causes of L.O. high temperature? 56. How to detect staring valve leaks? 57. What are the causes of dirty lubricating oil? 58. What are the purposes of spiral gear in a purifier? 59. How much pressure on air reservoir? 60. What is non-destructive test and what is the purpose of it? 61. Where can you find the feed check valve and feed stop valve and give the purpose of it? 62. What are the causes of trouble in a boiler during operations? 63. What are the causes of positive and negative propeller slip? 64. What is the pressure of fuel oil on main engine and diesel generator? 65. Preparation before arriving port? 66. Where is the expansion tank located? 67. How the F.W.C. system of diesel engine circulate? 68. What are the procedures on how to anneal? 69. How many percent (%) of carbon content in Cast Iron? 70. What will happen if the centrifugal pump has no pressure? 71. What are the things to do when approaching the port? 72. Give the safety precaution when working in a high place. 73. Checking points in steering gear system? 74. What are the procedures in paralleling D/G? 75. What is the indication of leaking starting valve of an engine? 76. What will be the cause of high temperature in one cylinder of D/E? 77. What is the purpose of air cooler of D/E? 3597
What is the Diesel consumption of 1000 KVA rating DG set at full load? 1690
can we use servomotor for applying torque or load to the gear box drive shaft at various speeds for gear box testing purpose 657
Hi,I got a call from vssc,kerala for the technical assistant in automobile,would u suggest me how to prepare for this,quickly 2769
i have chines vehicle Grand Tiger now its AC compressor become jam what should i do i have not found new in market 660
List 5 words that best Describe your strengths? List 5 words that best Describe your weakness? 769
how to calculate 500 k.v.a diesel generator efficiency 647
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