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Internal Combustion Engines

Internal Combustion Engines
A diesel engine has

1 valve
3 valves
2 valves
4 valves

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Internal Combustion Engines
A 5 BHP engine running at full load would consume diesel of the order of

0.3 kg/hr
5 kg/hr
3 kg/hr
1 kg/hr

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Internal Combustion Engines
The theoretically correct air fuel ratio for petrol engine is of the order of

0.37569444444444
0.62569444444444
0.50069444444444
0.25069444444444

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Internal Combustion Engines
Fuel oil consumption guarantees for I .C. engine are usually based on

Low heat value of oil
High heat value of oil
Net calorific value of oil
Calorific value of fuel

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Internal Combustion Engines
The knocking tendency in spark ignition engines may be decreased by

Controlling the ignition timing
Reducing the compression ratio
Controlling the exhaust temperature
Controlling the air-fuel mixture

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Internal Combustion Engines
The air standard efficiency of an Otto cycle compared to diesel cycle for the given compression ratio is

More or less depending on power rating
Same
More
Less

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MORE MCQ ON Internal Combustion Engines

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