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The cetane rating of diesel fuel is an indication of the ________.

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antiknock characteristics  ignition qualities  rates of vaporization  viscosity  
specific gravity  cetane number  viscosity  calorific valve  
a higher cetane number of fuel oil  the diesel fuel used having a high viscosity  mechanical rigidity in the lube pump mechanism  a decrease rigidity in the fuel pump delivery pressure  
octane number  cetane number  viscosity in Saybolt seconds  air fuel ratio  
Hash point  Viscosity  Pour point  Cetane number  
cetane number  volatility point  viscosity index  octane number  
the recommended current and voltage rating  higher current and voltage rating  higher current and lower voltage rating  lower current and higher voltage rating  
slow-speed diesel  medium-speed diesel  high-speed diesel  constant-speed diesel  
The cetane number has no affect on injection lag  The cetane number is an indication of the fuel ’s viscosity  Ignition lag is reduced with fuels having a high cetane number  The cetane number is of little significance in the combustion  
cetane number of 55  cetane number of 45  octane number of 55  octane number of 45  
Viscosity  Sulfur content  Pour point  Cetane number  
improved cold weather starting  excessive fuel oil consumption  reduced ignition lag  smoother engine operation  
cetane number  octane number  ignition index number  volatility point  
cetane number  pour point  viscosity temperature  quality of the oil  
Viscosity  acid content  heating value  ignition quality  
The cetane number is obtained by comparing the fuel with cetane a colorless liquidhydrocarbon  The higher the cetane number, the shorter the ignition lag  The highest cetane number of fuel is 100  All of the above  
The cetane number affects the amount of injection lag  The cetane number is an indication of the fuels viscosity  Ignition lag is reduced with fuels having a high cetane number  The cetane number is of little significance in the combustion process  
early injection timing  worn orifices in the injection nozzles  worn or scored cylinder liners  using a fuel with too low of a cetane number  
the worse  the better  the smaller  the greater  
cetane number  flash point  viscosity  setting point  

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