Automobile Engineering MCQs with answers Page - 9

Here, you will find a collection of MCQ questions on Automobile Engineering. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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A

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Q. The heating value of petrol is

  • (A) 7650 kcal/kg
  • (B) 10,000-10400 kcal/kg
  • (C) 15000-16000 kcal/kg
  • (D) 8000-8500 kcal/kg

A

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Q. Which of the following can be used for starting a 1000 H.P. diesel
engine?

  • (A) Battery
  • (B) Shunt motor
  • (C) Small petrol engine
  • (D) Compressed air

A

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Q. In a scooter engine the cylinder is lubricated by

  • (A) Cylinder does not require lubrication
  • (B) Pressure lubrication
  • (C) Mixing lubricating oil in the fuel
  • (D) Splash lubrication

A

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Q. Which one of the following is independent of fuel constituents,
combustion chamber design, temperature and pressure of compressed charge

  • (A) Pinking
  • (B) Pre-ignition
  • (C) Knocking
  • (D) None of the above

A

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Q. Engine pistons are generally made of aluminium alloy because

  • (A) It has less wear
  • (B) It is stronger
  • (C) It does not react with fuel as well as lubricating oil
  • (D) It is lighter

A

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Q. Springs are made of

  • (A) Spring steel
  • (B) Mild steel
  • (C) Stainless steel
  • (D) Carbon steel

A

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Q. The breaking up of a liquid into fine droplets by spraying is called

  • (A) Injection
  • (B) Vaporization
  • (C) Atomisation
  • (D) Ionisation

A

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Q. Which fuel has maximum resistance to detonation

  • (A) n-heptane
  • (B) Isoctave
  • (C) Alcohol
  • (D) Toluene

A

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Q. A square type engine

  • (A) Has operating speed as 64, 81, 100, 121, 144, 169, 196 rpm or the like
  • (B) Has cylinder bore equal to stroke length
  • (C) Has four cylinders with phase shift of 90? between any two consecutive cylinders
  • (D) Has geometrical shape as square

A

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Q. For balancing single cylinder engine a counter weight is added to

  • (A) Crankshaft
  • (B) Piston rings
  • (C) Piston
  • (D) Connecting rod

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