Fuels and Combustion Naphthalene is used for making Unsaturated polyesters Insecticides (e.g. moth balls) Drug intermediates e.g. β-naphthol All of these Unsaturated polyesters Insecticides (e.g. moth balls) Drug intermediates e.g. β-naphthol All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Combustion of pulverised coal compared to the lumpy coal Provides higher thermal efficiency & flame temperature All of these Provides better control of furnace temperature Facilitates combustion with lower excess air Provides higher thermal efficiency & flame temperature All of these Provides better control of furnace temperature Facilitates combustion with lower excess air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Compound coke ovens are those which can be heated by Lean gas (e.g., B.F. gas) Both B and C Both steam and electrical power Rich gas (e.g., coke oven gas) Lean gas (e.g., B.F. gas) Both B and C Both steam and electrical power Rich gas (e.g., coke oven gas) 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 Same Data insufficient; can't be predicted More Less Same Data insufficient; can't be predicted More Less ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion C/H ratio is the maximum in case of Furnace oil Naphtha Natural gas Coal Furnace oil Naphtha Natural gas Coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Soft coke is not None of these Produced by low temperature carbonisation of coal A domestic fuel Used in blast furnaces None of these Produced by low temperature carbonisation of coal A domestic fuel Used in blast furnaces ANSWER DOWNLOAD EXAMIANS APP
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