Fuels and Combustion Which of the following is a rich fuel gas? Coal gas from underground gasification of coal Refinery gases Producer gas None of these Coal gas from underground gasification of coal Refinery gases Producer gas None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion __________ process is meant for direct hydrogenation of coal to produce liquid fuel. Fischer-Tropsch Bergius Lurgi None of these Fischer-Tropsch Bergius Lurgi None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following petrographic constituents of coal is non-coking? Clarain Durain Vitrain Fussain Clarain Durain Vitrain Fussain ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is coking? Vitrain Fussain Both A & B Neither A nor B Vitrain Fussain Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Turndown ratio of a gas burner is equal to the Both A & B Minimum to maximum heat input ratio Maximum to minimum heat input ratio Maximum to minimum permissible gas flow rate Both A & B Minimum to maximum heat input ratio Maximum to minimum heat input ratio Maximum to minimum permissible gas flow rate ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During coal carbonisation process, the conversion of semi-coke to coke is accompanied by an increase in the __________ of the mass. Porosity None of these Density Electrical resistivity Porosity None of these Density Electrical resistivity ANSWER DOWNLOAD EXAMIANS APP
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