#1
July 11th, 2014, 09:37 AM
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National Thermal Power Corporation Limited Engineer Trainee Mechanical stream past year question papers
Will you please give me the National Thermal Power Corporation Limited Engineer Trainee Mechanical stream past year question papers?
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#2
July 12th, 2014, 10:50 AM
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Re: National Thermal Power Corporation Limited Engineer Trainee Mechanical stream past year question papers
As you want to get the National Thermal Power Corporation Limited Engineer Trainee Mechanical stream past year question papers so here is the information of the same for you: Some content of the file has been given here: National Thermal Power Corporation Limited Engineer Trainee Mechanical stream past year question papers 1 An ice block suberged in the water, if the ice elts level of water (increase,decrease,reains sae,none) 2 Siply supported bea with w point load at the iddle, ax. bending oent?(wl/4) 3 Siply supported bea with UDL ,ax.deflection (wl4/384EI) 4 Cantilevel bea point load at tip,ax.bending oet coes at (end) 5 When bearing life L10 represents (bearings 10%survive,bearings 10% fails, none ) 6 For welding high carbon steels which type of flae is used (oxidizing,carburizing,neutral,none) 7. Arrange the following cutting tools in decreasing order of achining hardness…Ceraics 8. When P1 and P2 are the loads acting on bearings with life L1 and L2 then L1/L2=? L1/L2={P2/P1}10/3 9.Product siplification does not ean?? Product characterization 10 Which of the following process has the ost scope in anufacturing? CAD/CA, CA, CI, All the above. 11. Concurrent engineering eans? (anufacturing, designing, both,none) 12. Which anufacturing process yields higher output and increases worker productivity- (process layout,line+process,functional layout) 13. 18-4-1 represents-, Tungsten-Cr-Vn 14 For which aterial is negative allowance provided-(Graphite,steel,bronze,cast iron) 15. What is the recrystallisation teperature of tin- (60,300,1000,none) 16. What is the purpose of borax in soldering- 17. Top gates are provided in which type of casting-(Shallow casting,siple,coplex,none) 18. Which stateent is true regarding siple gear trains-(i/p and o/p shafts r fixed, each shaft has 2 gears, i/p & o/p shafts r oving) 19. What is the purpose of noralizing- (Refining of grain structure) 20. As the grain size is decreased-(Hardness increases,corrosion resistance decreases,both) 21. Isotheral gas is filled in a vessel at a pressure P and teperature T then considering the copressible forces as the height increases pressure ??(linearly increases linearly decreases exponentially increase ) 22. A bottle is filled with water and air and is tied to a string and is rotated in horizontal direction. Then in which direction will air bubble travel? (botto,neck,uniforly spread) 23. A epty bottle(in vaccu) filled with a gas at tep T and press P when the pressure of bottle reaches P teperature of the gas is _? (T,T/K,TK) 24. Bearing soerfield nuber _ with load on bearing? (increases,decreases,no change) 25. Critical radius for a sphere is-(2k/h) 26. Critical radius exist for_ (spherical,cylindrical,both,slab) 27. Convectional resistance/internal resistance is called (biot nuber) 28. Nusselt no. is? (hl/k) 29. EOQ=? 30 Which stateent is true regarding critical path ethod? (i only one critical path exists for a network, ore than one with sae duration,) 31. Shipent cost,inspection cost,storage cost coes under_ (carrying cost ,holding cost,) 32. Ischronous governers sensitivity is- (zero,infinite) 33. self energized brakes are-(friction oent acts in the direction of application of force,opposite to the direction of force, does not need a force to act ,) 34 The ratio of heat capacities for evaporator and condenser is_ (Zero,infinity) 35. when stea and air ixture with partial pressure 0.06 and 0.07 enters a condenser what is the condenser pressure? (0.06,0.07,0.53,0.03) 36. In pulverized burning of coal heat transfer fro boiler to water occurs through_( predoinant radiation, convection, conduction, conduction+convection) 37. Rankine cycle efficiency for sae paraeters increases ostly with_(reheat, regeneration, super heating ) 38. Ericson cycle with all reversible processes assue_(carnot cycle,stirling,brayton 39. Air delivery tank at outlet of reciprocating copressor is provided for_ (provide constant pressure, avoid cavitation, ) 40. High speed centrifugal pup has _? (vanes faces in forward direction side,backward,radial vanes) 41. Theral efficiency in decreasing order_? (Otto cycle>dual cycle>diesel cycle) 42. When a 1000 K body coes in contact with atosphere at 300K a loss of 9000 KJ heat is transferred. The net available energy transferred is_ 43. When entropy of a syste increases_? (unavailable energy increases ) 44. Rolling is a process widely used for_? (I section,tubes) 45. Tool noenclature_? 46. In francis turbine oveent of stea? 47. For low power consuption _? (rake angle should be increased / decreased, nose angle increased/ decreased) 47. Continuous chips occur in_? (High speeds,low speeds,both,none) 48. Priary forces in a reciprocating engine_? (fully balanced, partially balanced, copletely unbalanced, none) 49. In proxiate analysis pyrogallol is used for analysis of which eleent_? (nitrogen,oxygen) 50. Sulphur content in fuel greatly affects_? (corrosion) 51. Heat transfer through radiation can be increased by_? (decreasing eissivity and increases teperature of hot body) 52. which theory of failure clearly explains the failure in case of ductile aterial? (axiun shear stress theory or Guests or trescas theory) 53. When a aterial is subjected to continuous cycles which liit is being verified? (Endurance liit) 54. where is stress concentration axiu? (notches, stress reducing throughcuts) 55. Power transitted through a belt drive_? P(T2-T1) 56. According to Eulers theory crippling or buckling load is (Wcr = C?2EI/l2) 57. During sensible heating, specific huidity_? (reains constant) 58. COP of a refrigerator is _? (greater than 1 ) 59. The axiu teperature in a refrigeration cycle is_? (less than/greater than/equal to critical teperature) 60. The pressure at the throat of the nozzle_? (axiu,in) 61. for a statically deterinate set of forces for equilibriu_? (? f(X),f(Y),f(Z)=0,?=0) 62. For a statically deterinate set of forces- (there r as any equations as the no. of unknowns) 63. 1-2-3 analysis is used for_? (1.break even analysis, ??) 64. A proble on ean tie of service soething like a salesan has a rating of 120. considering 10% allowance tie calculate the tie required to serve 120??? 65. A proble n deterining tie in a queue?? 66. Energy equation for a lainar flow is _? (Unifor and steady ,non unifor and unsteady) 67. Undercuts in welding occurs due to_? (low welding current,high welding current) 68. Work holding equipent in shearing?? 69. At the centre of a nozzle _? (ach no<1 >=1;=1) Contact Details: National Thermal Power Corporation Limited Scope Complex, Institutional Area, Lodhi Rd, Pragati Vihar, New Delhi, Delhi 110003 011 2436 5552 India Map Location: |
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