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In a diesel engine, the fuel is ignited by

A. Spark

B. Injected fuel

C. Heat resulting from compressing air that is supplied for combustion

D. Ignition

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  1. In a petrol engine, the mixture has the lowest pressure at the
  2. Compression loss in I.C engines occurs due to
  3. An hmh flame speed is obtained in diesel engine when air fuel ratio is
  4. In a four stroke cycle petrol engine, the charge is ignited at
  5. Polymerisation is a chemical process in which molecules of a compound become
  6. As a result of detonation in an I.C. engine, following parameter attains very high value
  7. Which is more viscous lube oil?
  8. The rating of a diesel engine, with increase in air inlet temperature, will
  9. Which of the following medium is compressed in a Diesel engine cylinder?
  10. Detonation is harmful due to
  11. The working pressure and temperature inside the cylinder of an internal combustion engine is _________…
  12. The basic requirement of a good combustion chamber is
  13. If V₁ is the jet velocity and V₀ is the vehicle velocity, then the propulsive efficiency…
  14. In a petrol engine, if diesel is used, then the engine will
  15. The air-fuel ratio of the petrol engine is controlled by
  16. The knocking tendency in compression ignition engines for a given fuel will be
  17. In diesel engine, the compression ratio in comparison to expansion ratio is
  18. A stoichiometric air-fuel ratio is
  19. A fuel of cetane number 40 has the same ignition quality as a mixture of
  20. Compression ratio of I.C. Engines is
  21. In the crankcase method of scavenging, the air pressure is produced by
  22. Number of working strokes per min. for a two stroke cycle engine is _________ the speed of the engine…
  23. A diesel engine, during suction stroke, draws
  24. Combustion in compression ignition engines is
  25. A diesel engine is _________ as compared to petrol engine, both running at rated load.
  26. Which one of the following event would reduce volumetric efficiency of a vertical compression ignition…
  27. If the compression ratio in I.C. engine increases, then its thermal efficiency will
  28. A diesel engine has
  29. In a naturally aspirated diesel engine, the air is supplied by
  30. The power actually developed by the engine cylinder of an I.C. engine is known as