Fuels and Combustion The advantage of firing pulverised coal in the furnace lies in the fact, that it Accelerates the burning rate and economises on fuel combustion Permits the use of high ash content coal Permits the use of low fusion point ash coal All of these Accelerates the burning rate and economises on fuel combustion Permits the use of high ash content coal Permits the use of low fusion point ash coal All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Shatter index of the coke is a measure of its Bulk density Strength None of these Reactivity Bulk density Strength None of these Reactivity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High ash containing coke Produces more slag when used in the blast furnace Is desirable in producer gas manufacture Has poor strength and abrasion resistance None of these Produces more slag when used in the blast furnace Is desirable in producer gas manufacture Has poor strength and abrasion resistance None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a single stage, fixed bed high pressure coal gasification process? None of these Kopper-Totzek process Winkler process Lurgi Process None of these Kopper-Totzek process Winkler process Lurgi Process 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) ? Sub-bituminous coal Low temperature coke Blast furnace coke Anthracite coal Sub-bituminous coal Low temperature coke Blast furnace coke Anthracite coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Purity of coke means that, it is high in carbon and low in Moisture Ash Iron Volatiles Moisture Ash Iron Volatiles ANSWER DOWNLOAD EXAMIANS APP
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