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Automobile Engineering problems

  • 1. The specific gravity of acid in a fully charged battery is generally

  • Options
  • A. 1.00
  • B. 1.28
  • C. 1.82
  • D. 2.81
    • Discuss
  • 2. The crankshaft of a typical in-line four cylinder engine has __________ balance weights.

  • Options
  • A. 12
  • B. 4
  • C. 16
  • D. 8
    • Discuss
  • 3. The engine oil level should be checked

  • Options
  • A. immediately after the ignition switch is turned off
  • B. while the engine is running
  • C. a few minutes after the ignition switch is turned off
  • D. while the engine is running at high-idle speed
    • Discuss
  • 4. In a four wheel drive (4WD), the number of gear boxes are

  • Options
  • A. 1
  • B. 2
  • C. 3
  • D. 4
    • Discuss
  • 5. If the valve clearances are excessively large, the problem that can arise is

  • Options
  • A. overheating of the engine
  • B. incomplete valve closure
  • C. fouling of spark plug by gasoline
  • D. none of these
    • Discuss
  • 6. Which of the following oil is more viscous?

  • Options
  • A. SAE 30
  • B. SAE 40
  • C. SAE 70
  • D. SAE 80
    • Discuss
  • 7. A heat treated glass generally used in automobiles bursts into __________ upon cracking,

  • Options
  • A. sharp edged fragments
  • B. small particles
    • Discuss
  • 8. A maintenance free battery

  • Options
  • A. has lead-antimony plate grid
  • B. has lead-calcium plate grid
  • C. does not contain acid
  • D. does not contain water
    • Discuss
  • 9. When the vehicle is at rest, the clutch is in engaged position.

  • Options
  • A. Correct
  • B. Incorrect
    • Discuss
  • 10. A petrol engine of a car develops 125 N-m torque at 2700 r.p.m. The car is driven in second gear having gear ratio of 1.75. The final drive ratio is 4.11. If the overall transmission efficiency is 90%, then the torque available at the driving wheels is

  • Options
  • A. 8.091 N-m
  • B. 80.91 N-m
  • C. 809.1 N-m
  • D. 8091 N-m
    • Discuss

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