Fuels and Combustion Lurgi gasifier (high pressure gasifier) as compared to Kopper Totzek gasifier (atmospheric pressure gasifier) produces Higher amount of both methane and hydrogen Lower amount of hydrogen Both A & B Higher amount of methane Higher amount of both methane and hydrogen Lower amount of hydrogen Both A & B Higher amount of methane ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of furnace oil is about __________ Kcal/kg. 15000 5000 20000 10000 15000 5000 20000 10000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal is pulverised before burning in large capacity boiler furnaces mainly to Facilitate easy ash removal Provide trouble free operation Ensure its complete combustion Enhance its calorific value Facilitate easy ash removal Provide trouble free operation Ensure its complete combustion Enhance its calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the most reactive (as regards the formation of CO + H₂ from C + H₂O) ? Blast furnace coke Anthracite coal Low temperature coke Sub-bituminous coal Blast furnace coke Anthracite coal Low temperature coke Sub-bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A carbonaceous fuel (containing no H₂ or hydrocarbons) is burnt and the resulting flue gas contains 21% CO₂. It means that 21% excess air has been used for combustion No excess air has been used for combustion 21% excess oxygen has been used for combustion Complete combustion of fuel has taken place 21% excess air has been used for combustion No excess air has been used for combustion 21% excess oxygen has been used for combustion Complete combustion of fuel has taken place ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion __________ of the coal is the basis for Seylor's coal classification. Ultimate analysis Proximate analysis Calorific value Caking index Ultimate analysis Proximate analysis Calorific value Caking index ANSWER DOWNLOAD EXAMIANS APP
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