Fuels and Combustion Which of the following petrological constitutes is responsible for bright and lustrous black band of bituminous coal? Durain Vitrain Clarain Fussain Durain Vitrain Clarain Fussain 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 Electrical resistivity Density Porosity None of these Electrical resistivity Density ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Most of the coking coals are Anthracite Bituminous Lignite None of these Anthracite Bituminous Lignite None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Grindability index of a coal is 100. It implies that the Power consumption in grinding the coal will be very high Coal can be pulverised with great difficulty Coal can be easily pulverised Coal can't be pulverised Power consumption in grinding the coal will be very high Coal can be pulverised with great difficulty Coal can be easily pulverised Coal can't be pulverised ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of both the solid & liquid fuels can be determined by using __________ calorimeter. None of these Bomb Boy's Junker's None of these Bomb Boy's Junker's ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which will have the least volatile matter and hence will be the most difficult to ignite? Coke Aanthracite Bituminous coal Semi-bituminous coal Coke Aanthracite Bituminous coal Semi-bituminous coal ANSWER DOWNLOAD EXAMIANS APP
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