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MCQs

Total Questions : 1197 | Page 6 of 120 pages
Question 51. The auto ignition in a spark ignition engine means
  1.    Automatic ignition of the charge at the end of compression
  2.    Ignition induced by the passage of a spark
  3.    Ignition of the charge before the passage of flame front
  4.    Ignition induced to supplement the process of normal combustion
 Discuss Question
Answer: Option C. -> Ignition of the charge before the passage of flame front
Question 52. Which of the following parameter can be adjusted by modifying the tie rod attachment length?
  1.    Camber
  2.    Caster
  3.    Toe
  4.    Steering gear ratio
 Discuss Question
Answer: Option C. -> Toe
Question 53. With the increase of battery temperature, the specific gravity of electrolyte
  1.    Increases
  2.    Decreases
  3.    Remains the same
  4.    None of these
 Discuss Question
Answer: Option B. -> Decreases
Question 54. The advantage of a tubeless tyre over tube type tyre is
  1.    Slow air leakage
  2.    Better fuel efficiency
  3.    Less chances of running flat
  4.    All of these
 Discuss Question
Answer: Option D. -> All of these
Question 55. In a Diesel engine, the fuel is ignited by
  1.    An electric spark
  2.    The heat of compression
  3.    The hot exhaust
  4.    None of these
 Discuss Question
Answer: Option B. -> The heat of compression
Question 56. The temperature at which tyre inflation pressure should be checked is
  1.    20°C
  2.    25°C
  3.    35°C
  4.    Ambient temperature
 Discuss Question
Answer: Option D. -> Ambient temperature
Question 57. In vehicles with tilt steering, the steering column is pivoted in
  1.    Upper bracket
  2.    Lower bracket
  3.    Tilt bracket
  4.    Steering yoke joint
 Discuss Question
Answer: Option B. -> Lower bracket
Question 58. The advantage of the fuel injection system over the carburettor system is
  1.    Improved fuel efficiency
  2.    Improved emission
  3.    Improved power output
  4.    All of these
 Discuss Question
Answer: Option D. -> All of these
Question 59. The octane number of compressed natural gas (CNG) is
  1.    90
  2.    100
  3.    110
  4.    120
 Discuss Question
Answer: Option D. -> 120
Question 60. The main feature of Macpherson strut suspension is that
  1.    The vertical size of the suspension can be made more compact
  2.    Non vertical external forces are supported by the suspension arms
  3.    The unsprung mass in lighter
  4.    The assembly is slightly more complicated in design
 Discuss Question
Answer: Option B. -> Non vertical external forces are supported by the suspension arms

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