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MCQs

Total Questions : 1197 | Page 3 of 120 pages
Question 21. The cetane rating of Diesel fuel is in the order of
  1.    25
  2.    45
  3.    70
  4.    90
 Discuss Question
Answer: Option B. -> 45
Question 22. In a petrol engine, the high voltage for spark plug is in the order of
  1.    1000 volts
  2.    2000 volts
  3.    11 kilovolts
  4.    22 kilovolts
 Discuss Question
Answer: Option D. -> 22 kilovolts
Question 23. The compression ratio for Diesel engines usually lies in the range of
  1.    6-10
  2.    10-15
  3.    15-25
  4.    25-40
 Discuss Question
Answer: Option C. -> 15-25
Question 24. The boiling point of Diesel fuel is in the range of
  1.    70°C to 100°C
  2.    100°C to 120°C
  3.    120°C to 180°C
  4.    180°C to 360 °C
 Discuss Question
Answer: Option D. -> 180°C to 360 °C
Question 25. In case of a Diesel car, the pressure at the end of compression is of the order of
  1.    15 bar
  2.    25 bar
  3.    35 bar
  4.    45 bar
 Discuss Question
Answer: Option D. -> 45 bar
Question 26. The caster is called positive when the top of the king pin is inclined to the
  1.    Rear of the vehicle
  2.    Front of the vehicle
  3.    Left of the vehicle
  4.    Right of the vehicle
 Discuss Question
Answer: Option A. -> Rear of the vehicle
Question 27. The crankcase dilution means
  1.    Dilution of fuel in the crankcase
  2.    Dilution of oil by water in the crankcase
  3.    Dilution of lubrication oil by fuel in the crankcase
  4.    Dilution of mixture passing through crankcase in two stroke engines
 Discuss Question
Answer: Option C. -> Dilution of lubrication oil by fuel in the crankcase
Question 28. The basic purpose of tyres is to
  1.    Grip the road and provide good traction
  2.    Substitute for springs
  3.    Act as brake
  4.    None of these
 Discuss Question
Answer: Option A. -> Grip the road and provide good traction
Question 29. The engine oil level should be checked
  1.    Immediately after the ignition switch is turned off
  2.    While the engine is running
  3.    A few minutes after the ignition switch is turned off
  4.    While the engine is running at high idle speed
 Discuss Question
Answer: Option C. -> A few minutes after the ignition switch is turned off
Question 30. The most commonly used supplementary restraint system (SRS) component is
  1.    Seat belt
  2.    Brake
  3.    Airbag
  4.    Steering
 Discuss Question
Answer: Option C. -> Airbag

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