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MCQs

Total Questions : 323 | Page 9 of 33 pages
Question 81. In India diesel locomotives are manufactured at
  1.    Ajmer
  2.    Varanasi
  3.    Bangalore
  4.    Jamalpur
 Discuss Question
Answer: Option B. -> Varanasi
Question 82. Electric locomotives in India are manufactured at
  1.    Jamalpur
  2.    Bangalore
  3.    Chittaranjan
  4.    Gorakhpur
 Discuss Question
Answer: Option C. -> Chittaranjan
Question 83. Specific energy consumption becomes
  1.    More on steeper gradient
  2.    More with high train resistance
  3.    Less if distance between stops is more
  4.    All of the above
 Discuss Question
Answer: Option D. -> All of the above
Question 84. Specific energy consumption is least in _______ service.
  1.    Main line
  2.    Urban
  3.    Suburban
  4.    None of these
 Discuss Question
Answer: Option A. -> Main line
Question 85. In a steam locomotive electric power is provided through
  1.    Overhead wire
  2.    Battery system
  3.    Small turbo-generator
  4.    Diesel engine generator
 Discuss Question
Answer: Option C. -> Small turbo-generator
Question 86. Quadrilateral speed-time curve pertains to which of the following services?
  1.    Main line service
  2.    Urban service
  3.    Suburban service
  4.    Urban and suburban service
 Discuss Question
Answer: Option D. -> Urban and suburban service
Question 87. The value of coefficient of adhesion will be high when rails are
  1.    Greased
  2.    Wet
  3.    Sprayed with oil
  4.    Cleaned with sand
 Discuss Question
Answer: Option D. -> Cleaned with sand
Question 88. The wheels of a train, engine as well as bogies, are slightly tapered to
  1.    Reduce friction
  2.    Increase friction
  3.    Facilitate braking
  4.    Facilitate in taking turns
 Discuss Question
Answer: Option D. -> Facilitate in taking turns
Question 89. For 25 kV single phase system power supply frequency is
  1.    60 Hz
  2.    50 Hz
  3.    25 Hz
  4.    16 Hz
 Discuss Question
Answer: Option B. -> 50 Hz
Question 90. For given maximum axle load tractive efforts of AC. locomotive will be
  1.    Less than that of D.C. locomotive
  2.    More than that of D.C. locomotive
  3.    Equal to that of D.C. locomotive
  4.    None of the above
 Discuss Question
Answer: Option B. -> More than that of D.C. locomotive

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