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 Materials page-18


≪ Previous Next ≫

171. The mean free time of an electron in a metal is

A) proportional to the square of the temperature
B) inversely to temperature
C) proportional to temperature
D) none of the above.

Ans : (B)

172. The atomic number of the element whose outermost electrons fill 3-p sub-shells will be

A) 16
B) 22
C) 20
D) 18.

Ans : (D)

173. Electrical resistance of a semi-conductor

A) remains constant with temperature
B) decreases with temperature
C) increases with temperature.

Ans : (B)

174. Which type of electron pair occurs in a semi-conductor?

A) Hetropolar
B) Homopolar
C) Non-ionic
D) Ionic.

Ans : (B)

175. Polymers

A) can be recycled but cannot be vapourized
B) can be vapourized but cannot be recycled
C) can neither be vapourized nor recycled
D) can be vapourized as well as recycled.

Ans : (C)

176. Which of the following is a mesomorphous material?

A) Brass
B) Mica
C) Silver
D) Glass.

Ans : (B)

177. Wires of copper can be drawn, therefore copper is

A) ductile
B) malleable
C) resilient
D) hard.

Ans : (A)

178. In FRP (fibre glass reinforced plastics) the glass fibres are primarily used to improve

A) insulating properties of plastics
B) electrical properties of plastics
C) thermal properties of plastics
D) mechanical properties of plastics.

Ans : (D)

179. In case of ferromagnetic materials, the spin moments associated with two sets of atoms are aligned

A) randomly
B) anti-parallel and unequal in magnitude
C) anti-parallel but equal in magnitude
D) parallel to each other.

Ans : (D)

180. Thermoplastic and thermoset polymers differ in

A) mechanical behaviour
B) thermal behaviour
C) glass transition temperature
D) all of the above.

Ans : (B)


≪ 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