The process of breaking up or a liquid into fine droplets by spraying is called

A. Vaporisation

B. Carburetion

C. Ionisation

D. Atomisation

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  1. In a naturally aspirated diesel engine, the air is supplied by
  2. For the same compression ratio
  3. The thermodynamic cycle on which the petrol engine works, is
  4. The fuel valve in a four stroke cycle diesel engine
  5. In a four stroke cycle petrol engine, the compression
  6. The power actually developed by the engine cylinder of an I.C. engine is known as
  7. The ratio of the indicated thermal efficiency to the air standard efficiency is known as
  8. The pressure at the end of compression, in petrol engines, is approximately
  9. Detonation is harmful due to
  10. The advancing of spark timing in spark ignition engines will _________ knocking tendency.
  11. The ratio of indicated thermal efficiency to the corresponding air standard cycle efficiency is called
  12. Which of the following statement is correct?
  13. The ratio of the brake power to the indicated power is called
  14. Engine pistons are usually made of aluminium alloy because it
  15. The ignition quality of diesel oil is expressed by
  16. A diesel engine, during suction stroke, draws
  17. The increase of cooling water temperature in petrol engine will __________ the knocking tendency.
  18. In petrol engines, the delay period is of the order of
  19. In a petrol engine, the fuel supplied to the engine cylinder is mixed with required quantity of air…
  20. Which of the following statement is wrong?
  21. A carburettor is used to supply
  22. The basic requirement of a good combustion chamber is
  23. The thermal efficiency of petrol and gas engines is about
  24. The knocking tendency in compression ignition engines for a given fuel will be
  25. In a four stroke cycle petrol engine, the expansion
  26. The mechanical efficiency (ηm) of the engine is given by
  27. In order to mix air and petrol in the required proportion and to supply it to the engine during suction…
  28. A fuel of cetane number 40 has the same ignition quality as a mixture of
  29. The compression ignition engines are governed by
  30. The loud pulsating noise heard within the cylinder of an internal combustion engine is known as