IC Engine Multiple Choice Questions and Answers


26. If the intake air temperature of I.C. engine engine increases,its efficiency will.......


   A.Increase

   B.Decreases

   C.Remain same

   D.Unpreictable


✔ View Answer


B.Decreases

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27. Indicated power of a 4-stroke engine is equal to (p=effective pressure,L=stroke,A=area of piston).....


   A.pLAN/2

   B.2pLAN

   C.pALN

   D.pLAN/4


✔ View Answer


A.pLAN/2

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28. Most high speed compression engines operates on......


   A.Diesel cycle

   B.Otto cycle

   C.Dual combustion cycle

   C.Carnot cycle


✔ View Answer


C.Dual combustion cycle

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29. The process of breaking up or a liquid into fine droplet by spraying is called......


   A.Vaporisation

   B.Carburetion

   C.Ionisation

   D.Atomisation


✔ View Answer


D.Atomisation

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30. Which of the following is not an internal combustion engine.......


   A.2 stroke petrol engine

   B.4 stroke petrol engine

   C.Diesel engine

   D.Steam turbine


✔ View Answer


D.Steam turbine

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