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Question Asked @ Answers Views     Select
Briefly explain how to get..? maximum resistance can be obtained by using 2 resistors.    4  688
what is the equation of insulating resistance of motor??? birla   1  651
Electricity sometimes can be dangers , sometime got shoked form it . It is because of volatge or Current kirloskar   6  1403
What is Response time of a thermocouple and a PT 100    0  147
what is difference between co-generation and captive power plant? tata   3  2485
What is the formula to calculate the KVAR value of a capacitor, while value of capcitor in farads is known.    1  1135
Why power factor should not be in leading (capacitive) mode of any load.    3  1085
what is stay bow?    2  376
why current coil has less number of turns compared to pressure coil? airtel   6  1936
what is cut out fuse?    1  426
in domestic service connection,what is service main?    1  403
what is the terminal voltage of dc series generator running at rated speed at no load?    2  876
what are the applications where bearing should not be used though it can be used(economy may be 1 of the reason) iit   0  142
WHAT IS ELECTRONICS? infosys   4  1275
what is plate load test and wate is the procedure of it and what is accessories which in use    1  1055
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Can anyone send me question papers for section engineer for railways and send me on my id- 301
wt is MAG weld? wr it is specifically used and reason for it . 110
what is the difference between volume and weight batching and which is better? 2114
why HT armoured cable does not glanding 501
what type of quesions asks in interview? 297
Hi I want to know how API gravity has been come up with in Oil Industry, especially figures in the following formula: API=(141.5/SG)-131.5 210
I need bhel electrical test pattern & paper 203
Which language of programing is popular? how can i learn it ? 158
Why there is Powerfactor difference when we compare to our Capacitive Panel and TNEB side? 268
1- XC and the RC time constant are both measures of the reaction of C to a change in ____? 2-The power factor is a numerical ratio with a value between 0 and 1 equal to the ______________ of the phase angle. 3-When V and I are out of phase because of reactance, the product of V times I is called ______________ power 4-For _____________ inductors, the branch currents can be added algebraically. 5- The ______________ power in watts can be calculated as I^2R 6-Calculate XL with L = 30mH and f = 1kHz ( I have Xl=2piFL 2*3.141592653*1kHz*30mH =188 ohms Please check) 7-A parallel RL circuit has the values, R = 5kohms, XL = 5kohms. A voltage source of Vt = 10Vrms is connected in parallel to R and L. Determine the total current, It delivered by the voltage source Vt. 8-A series RC circuit has R = 1Mohm and C = 1microF. How long would it take for the capacitor to fully discharge if it is initially fully charged? 9-A circuit has real power = 300W and an apparent power of 500VA. Determine the power factor and phase angle. 10-The time constant for an LR series circuit is T = 0.1s and R = 10ohms. Calculate the inductance L. 377
Write a program to maintain a singly linked list having the following functions: a) Creation of the list b) Displaying the list. c) Swap all nodes at consecutive even odd positions. E.g.: The nodes at position 1 should be swapped with node 2, node 3 with node 4 and so on. 846
If I want to lift the water at a height 50m from ground level through two inch(diameter) metal pipe then what is the capacity of motor pump is required? is it possible in single phase supply or not? 147
why we cannot protect 100% winding of an alternator by using differential protection? 91
How to calculate Ith (I thermal) for curent transformer 178
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? 1714
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