Fuels and Combustion When the coal is heated in absence of air, it is called its Coalification Deoxidation Carbonisation Gasification Coalification Deoxidation Carbonisation Gasification ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Mineral matter, 'M' and ash percentage 'A' in coal are roughly related as M = 1.1 A M = A M = 0.5 A M = 1.8 A M = 1.1 A M = A M = 0.5 A M = 1.8 A ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bright coal Contains mainly vitrain & clarain and is generally coking Is non-coking Contains more than 90% durain Contains more than 90% fussain Contains mainly vitrain & clarain and is generally coking Is non-coking Contains more than 90% durain Contains more than 90% fussain ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion __________ is used as jet engine fuel. Diesel Kerosene Petrol LPG Diesel Kerosene Petrol LPG 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 No excess air has been used for combustion 21% excess air has been used for combustion Complete combustion of fuel has taken place 21% excess oxygen has been used for combustion No excess air has been used for combustion 21% excess air has been used for combustion Complete combustion of fuel has taken place 21% excess oxygen has been used for combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of 'LPG' (50% propane + 50% butane) is about __________ kcal/Nm³. 10, 000 15, 000 25, 000 5000 10, 000 15, 000 25, 000 5000 ANSWER DOWNLOAD EXAMIANS APP
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