Index

SymbolsTransformerRelayPower-SystemBasic-electricalACSR-ConductorCircuit-BreakerInterview-questions-of-Basic-ElectricityInterview-questions-of-transformerInsulatorCurrent-TransformerMCQMCQ-powersystemThermal-power-stationInterview-questions-of-Power-SystemPower-ElectronicsInterview-questions-of-Underground-CableInterview-questions-of-IlluminationIlluminationMCQ-of-ElectronicsMCQ-of-Basic-ElectricalMCQ-of-Transformers MCQ-of-D.C-motor MCQ-of-D.C-generatorsMCQ-Control-SystemMCQ-Measurementsmcq-of-Generation-power-systemMCQ-of-Induction-MotorMCQ-of-Transmission-DistributionMCQ-of-Electrical-MachinesMCQ-of-Alternator-and-Synchronous-MotorsMCQ-Electric-PowerMCQ-Illumination

Multiple Choice Question (MCQ) of Protective Relays page-4


≪ Previous Next ≫

31. In an impedance relay, fault current is maximum if fault occurs near the

a) Relay
b) Center of the line
c) Transformer
d) None of these

Ans: (a)

32. More faults occur in

a) Generators
b) Under ground cables
c) Transformers
d) Over head lines

Ans: (d)

33. Actual tripping of a static relay is obtained by

a) SCR
b) Thyristors
c) UJT
d) None of these

Ans: (d)

34. Instantaneous relay is

a) Hinged armature type
b) Polarized type
c) Balanced beam type
d) All of these

Ans: (a)

35. It is possible to work on ungrounded systems of 11 kV for a length of

a) 10 Kms
b) 50 Kms
c) 90 kms
d) 110 Kms

Ans: (d)

36. Advantage of grounded neutral is

a) Persistent arcing grounds are eliminated
b) Earth fault are utilized to disconnect the fault
c) Both (a) and (b)
d) None of these

Ans: (c)

37. Neutral can be grounded by

a) Solid grounding
b) Resistance grounding
c) Reactance grounding
d) All of these

Ans: (d)

38. Thyrite is used in lightning arrestors because of its

a) Straight line characteristic
b) Non-linear characteristic
c) None of these
d) All of these

Ans: (b)

39. Location of lightning arrestor is

a) After the transformer
b) After the distributor
c) Before the transformer
d) None of these

Ans: (c)

40. Lightning arrestors are

a) Surge reflectors
b) Surge divertors
c) Surge absorbers
d) Surge attenuators

Ans: (b)

41. Relays for transmission line protection are

a) In three zones
b) In two zones
c) Independent of zone
d) None of these

Ans: (a)


≪ Previous Next ≫


Related topics :

  1. Objective Type Question or MCQ of Power System Protection page-1
  2. Objective Type Question or MCQ of Power System Protection page-2
  3. Objective Type Question or MCQ of Power System Protection page-3
  4. Objective Type Question or MCQ of Power System Protection page-4
  5. Objective Type Question or MCQ of Power System Protection page-5
  6. Objective Type Question or MCQ of Power System Protection page-6
  7. Objective Type Question or MCQ of Power System Protection page-7
  8. Objective Type Question or MCQ of Power System Protection page-8
  9. Objective Type Question or MCQ of B. Economics of Operation page-1
  10. Objective Type Question or MCQ of B. Economics of Operation page-2
  11. Objective Type Question or MCQ of B. Economics of Operation page-3
  12. Objective Type Question or MCQ of B. Economics of Operation page-4
  13. Objective Type Question or MCQ of B. Economics of Operation page-5
  14. Objective Type Question or MCQ of B. Economics of Operation page-6
  15. Multiple Choice Question (MCQ) of Circuit Breaker page-1
  16. Multiple Choice Question (MCQ) of Circuit Breaker page-2
  17. Multiple Choice Question (MCQ) of Circuit Breaker page-3
  18. Multiple Choice Question (MCQ) of Fuse
  19. Multiple Choice Question (MCQ) of Protective Relays page-1
  20. Multiple Choice Question (MCQ) of Protective Relays page-2
  21. Multiple Choice Question (MCQ) of Protective Relays page-3
  22. Multiple Choice Question (MCQ) of Protective Relays page-4
  23. Multiple Choice Question (MCQ) of battery page-2
  24. Multiple Choice Question (MCQ) of battery page-3
  25. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-1
  26. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-2
  27. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-3
  28. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-4
  29. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-5
  30. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-6
  31. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-7
  32. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-8
  33. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-9
  34. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-10
  35. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-11
  36. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-12
  37. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-13
  38. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-14
  39. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-15
  40. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-16
  41. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-17
  42. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-18
  43. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-19
  44. Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-20
  45. Multiple Choice Question (MCQ) of battery page-1
  46. Multiple Choice Question (MCQ) of Battery page-4
  47. Multiple Choice Question (MCQ) of Battery page-5
  48. Multiple Choice Question (MCQ) of Battery page-6
  49. Multiple Choice Question (MCQ) of Battery page-7
  50. Multiple Choice Question (MCQ) of Battery page-8
  51. Multiple Choice Question (MCQ) of Battery page-9
  52. Multiple Choice Question (MCQ) of Battery page-10
  53. Multiple Choice Question (MCQ) of Battery page-11
  54. Multiple Choice Question (MCQ) of Battery page-12
  55. Multiple Choice Question (MCQ) of Battery page-13
  56. Multiple Choice Question (MCQ) of battery page-14
  57. Multiple Choice Question (MCQ) of Battery page-15
  58. Multiple Choice Question (MCQ) of Battery page-16
  59. Multiple Choice Question (MCQ) of Battery page-17
  60. Multiple Choice Question (MCQ) of Battery page-18
  61. Multiple Choice Question (MCQ) of Battery page-19
  62. Objective Questions & Answers of Circuit Breaker page - 1
  63. Objective Questions & Answers of Circuit Breaker page-2
  64. Objective Questions & Answers of Circuit Breaker page-3
  65. Objective Questions & Answers of Circuit Breaker page-4
  66. Objective Questions & Answers of Circuit Breaker page-5
  67. Objective Questions & Answers of Circuit Breaker page-6
  68. Objective Questions & Answers of Circuit Breaker page-7
  69. Objective Questions & Answers of Circuit Breaker page-8
  70. Objective Questions & Answers of Circuit Breaker page-9
  71. Objective Questions & Answers of Circuit Breaker page-10
  72. Objective Questions & Answers of Circuit Breaker page-11
  73. Objective Questions & Answers of Circuit Breaker page-12
  74. Objective Questions & Answers of Circuit Breaker page-13
  75. Multiple Choice Question (MCQ) of Materials page-1
  76. Multiple Choice Question (MCQ) of Materials page-2
  77. Multiple Choice Question (MCQ) of Materials page-3
  78. Multiple Choice Question (MCQ) of Materials page-4
  79. Multiple Choice Question (MCQ) of Materials page-5
  80. Multiple Choice Question (MCQ) of Materials page-6
  81. Multiple Choice Question (MCQ) of Materials page-7
  82. Multiple Choice Question (MCQ) of Materials page-8
  83. Multiple Choice Question (MCQ) of Materials page-9
  84. Multiple Choice Question (MCQ) of Materials page-10
  85. Multiple Choice Question (MCQ) of Materials page-11
  86. Multiple Choice Question (MCQ) of Materials page-12
  87. Multiple Choice Question (MCQ) of Materials page-13
  88. Multiple Choice Question (MCQ) of Materials page-14
  89. Multiple Choice Question (MCQ) of Materials page-15
  90. Multiple Choice Question (MCQ) of Materials page-16
  91. Multiple Choice Question (MCQ) of Materials page-17
  92. Multiple Choice Question (MCQ) of Materials page-18
  93. Multiple Choice Question (MCQ) of Materials page-19
  94. Multiple Choice Question (MCQ) of Materials page-20
  95. Multiple Choice Question (MCQ) of Materials page-21
  96. Multiple Choice Question (MCQ) of Materials page-22
  97. Multiple Choice Question (MCQ) of Materials page-23
  98. Multiple Choice Question (MCQ) of Materials page-24
  99. Multiple Choice Question (MCQ) of Materials page-25
  100. Multiple Choice Question (MCQ) of Materials page-26
  101. Multiple Choice Question (MCQ) of Materials page-27
  102. Multiple Choice Question (MCQ) of Materials page-28
  103. Multiple Choice Question (MCQ) of Materials page-29
  104. Multiple Choice Question (MCQ) of Materials page-30
  105. Multiple Choice Question (MCQ) of Materials page-31
  106. Multiple Choice Question (MCQ) of Materials page-32
  107. Multiple Choice Question (MCQ) of Materials page-33
  108. Multiple Choice Question (MCQ) of Materials page-34
  109. Multiple Choice Question (MCQ) of Materials page-35