High speed compression engines operate on

A. Otto cycle

B. Diesel cycle

C. Dual combustion cycle

D. All of these

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  1. In a four stroke cycle petrol engine, the compression
  2. The inlet value of a four stroke cycle I.C engine remains open for nearly
  3. The thermal efficiency of a diesel cycle having fixed compression ratio, with increase in cut-off ratio…
  4. The air requirement of a petrol engine during starting compared to theoretical air required for complete…
  5. Which of the following is false statement? Excess quantities of sulphur in diesel fuel are Objectionable…
  6. Which of the following fuel detonates readily?
  7. It the temperature of intake air in IC engines is lowered, then its efficiency will
  8. Which of the following is false statement? Some of the methods used to reduce diesel smoke are as follows
  9. In a four stroke cycle diesel engine, the exhaust valve
  10. The specific fuel consumption per BH hour for a petrol engine is approximately
  11. The specific fuel consumption per BHP hour for diesel engine is approximately
  12. The ratio of the work obtained at the crankshaft in a given time to the energy supplied during the same…
  13. The ratio of the indicated thermal efficiency to the air standard efficiency is known as
  14. A mixture containing 65% of iso-octane and 35% of normal heptane will have
  15. In a petrol engine, the mixture has the lowest pressure at the
  16. The air standard efficiency of an I.C. engine is given by (where r = Compression ratio, and γ =…
  17. Diesel as compared to petrol is
  18. A petrol engine, during suction stroke draws
  19. A diesel engine has
  20. The specific fuel consumption of a petrol engine compared to diesel engine of same H.P. is
  21. The method of determination of indicated power of a multi cylinder spark ignition engine is by the use…
  22. A heat engine utilises the
  23. If V₁ is the jet velocity and V₀ is the vehicle velocity, then propulsive efficiency of…
  24. The two reference fuels used for cetane rating are
  25. In a naturally aspirated diesel engine, the air is supplied by
  26. An engine indicator is used to determine the following
  27. A diesel engine has
  28. Number of working strokes per min. for a two stroke cycle engine is _________ the speed of the engine…
  29. The thermal efficiency of petrol and gas engines is about
  30. Which of the following statements is correct?