Fuels and Combustion 'Wind loss' resulting from unscientific storage of coal may be the order of about __________ percent. 10.5 14.5 7.5 2.5 10.5 14.5 7.5 2.5 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Mineral matter, 'M' and ash percentage 'A' in coal are roughly related as M = 0.5 A M = A M = 1.1 A M = 1.8 A M = 0.5 A M = A M = 1.1 A M = 1.8 A ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion By-products are __________ recovered in 'Beehive ovens'. Fully Partially Negligibly Not at all Fully Partially Negligibly Not at all ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Combustion of pulverised coal as compared to that of lump coal Can be done with less excess air Develops a non-luminous flame Provides a lower rate of heat release Develops a low temperature flame Can be done with less excess air Develops a non-luminous flame Provides a lower rate of heat release Develops a low temperature flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following gaseous fuels is likely to have the highest gross calorific value? Producer gas LPG Natural gas Sewage gas Producer gas LPG Natural gas Sewage gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following would require maximum amount of % excess air for complete combustion? Lump coal (fixed on chain grate) Furnace oil Coke oven gas Pulverised coal Lump coal (fixed on chain grate) Furnace oil Coke oven gas Pulverised coal ANSWER DOWNLOAD EXAMIANS APP
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