Fuels and Combustion With increase in the oxygen content of the coal, its __________ decreases. Calorific value Caking power Both A & B Neither A nor B Calorific value Caking power Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Improper storage condition results in the weathering of coal and spontaneous combustion, which increases its Friability & oxygen content Caking index Calorific value Yield of carbonised products Friability & oxygen content Caking index Calorific value Yield of carbonised products ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For every 10% increase in the excess air; the fuel consumption increases by __________ percent. 10 0.1 2 5 10 0.1 2 5 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuels is the best for burning on chain grate stoker? Coking coal Non-caking coal Pulverised coal Caking coal Coking coal Non-caking coal Pulverised coal Caking coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Stoichiometric combustion of 12 kg of carbon requires __________ of oxygen. 22.4 Nm³ 32 kg All of these 1kg mole 22.4 Nm³ 32 kg All of these 1kg mole ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Laboratory gas is obtained by the cracking of Kerosene Diesel Fuel oil Gasoline Kerosene Diesel Fuel oil Gasoline ANSWER DOWNLOAD EXAMIANS APP