Fuels and Combustion Turndown ratio of a gas burner is equal to the Maximum to minimum permissible gas flow rate Maximum to minimum heat input ratio Minimum to maximum heat input ratio Both A & B Maximum to minimum permissible gas flow rate Maximum to minimum heat input ratio Minimum to maximum heat input ratio Both A & B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal is done to reduce the Both B and C Adhering impurities Inherent impurities Mineral matter Both B and C Adhering impurities Inherent impurities Mineral matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A fuel containing carbon and carbon monoxide (but containing no hydrogen or its compounds) is burnt in pure oxygen at constant pressure. Its gross calorific value as compared to net calorific value will be More Data insufficient; can't be predicted Less Same More Data insufficient; can't be predicted Less Same ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion __________ has the widest inflammability limit (explosion limit) of all the gases. Methane Acetylene Hydrogen Carbon monoxide Methane Acetylene Hydrogen Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of coal during storage does not decrease its Caking power Oxygen content Calorific value None of these Caking power Oxygen content Calorific value None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Mixed gas' used in steel plants is a mixture of F. gas and coke oven gas Coke oven gas and converter gas Blast furnace gas and naphtha vapor Coke oven gas and L.P.G F. gas and coke oven gas Coke oven gas and converter gas Blast furnace gas and naphtha vapor Coke oven gas and L.P.G ANSWER DOWNLOAD EXAMIANS APP
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