IC Engines Practice Set-2

November 10, 2021

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1. Diesel engine can work on very lean air fuel ratio of the order of 30: 1. A petrol engine can also work on such a lean ratio provided
2. The inlet valve of a four stroke cycle internal combustion engine remains open for
3. In petrol engines, advancing of the spark timing will _________ the knocking tendency.
4. The ratio of indicated thermal efficiency to the corresponding air standard cycle efficiency is called
5. Which of the following is not an intern’s combustion engine?
6. The minimum cranking speed in case of petrol engine is about
7. The spark ignition engines are governed by
8. A supercharged engine as compared to an ordinary engine
9. The maximum propulsive efficiency of a turbojet engine is at a speed of
10. Flash point of fuel oil is

 

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