Fuels and Combustion Which of the following has the highest flame speed? H₂ CH₄ C₂H₆ CO H₂ CH₄ C₂H₆ CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal tar (produced by high temperature carbonisation) is the main source of Aromatic compounds Olefins Alphatic compounds Paraffins Aromatic compounds Olefins Alphatic compounds Paraffins ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Efficient burning of anthracite coal requires Low preheat of air Fine grinding High excess air All of these Low preheat of air Fine grinding High excess air All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following combustibles is absent in blast furnace gas? CH₄ H₂ None of these CO CH₄ H₂ None of these CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal is heated in presence of air to a temperature of about __________ °C, while determining its ash content for proximate analysis. 500 1100 950 750 500 1100 950 750 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of L.D. converter gas is about __________ Kcal/Nm³ . 1800 10000 800 4500 1800 10000 800 4500 ANSWER DOWNLOAD EXAMIANS APP
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