Fuels and Combustion Heat penetration rate in narrow coke ovens in high temperature carbonisation of coal is around __________ cm/hr. 20 10 2.5 0.5 20 10 2.5 0.5 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bulk density of pulverised coal may be about __________ kg/m³. 100 1500 1000 500 100 1500 1000 500 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Increase in ash content of blast furnace coke Increases its consumption in the furnace Does not affect its consumption in the furnace Reduces its consumption in the furnace Decreases its hardness and abrasion resistance Increases its consumption in the furnace Does not affect its consumption in the furnace Reduces its consumption in the furnace Decreases its hardness and abrasion resistance ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Hard coke is manufactured from Semi-anthracite Lignite Bituminous coal Anthracite Semi-anthracite Lignite Bituminous coal Anthracite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Critical Air Blast (CAB) value of coke is a direct measure of its Reactivity Strength None of these Hardness Reactivity Strength None of these Hardness ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bright coal 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 Contains mainly vitrain & clarain and is generally coking ANSWER DOWNLOAD EXAMIANS APP
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