Fuels and Combustion Ash content in the middling coal (a byproduct of coal washeries) in India ranges between __________ percent. 75 15 to 25 35 to 45 55 to 75 75 15 to 25 35 to 45 55 to 75 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In low temperature carbonisation of coal, the Temperature maintained is 700°C Yield of coke oven gas is 290 Nm³ /ton dry coal Yield of tar is about 3% of dry coal Volatile matter in coke is zero Temperature maintained is 700°C Yield of coke oven gas is 290 Nm³ /ton dry coal Yield of tar is about 3% of dry coal Volatile matter in coke is zero ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A fuel containing carbon and carbon monoxide (but containing no hydrogen or its compounds) is burnt in pure oxygen at constant pressure. Its gross calorific value as compared to net calorific value will be Data insufficient; can't be predicted Same More Less Data insufficient; can't be predicted Same More Less ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is called "blue gas"? Producer gas Water gas Coke oven gas Natural gas Producer gas Water gas Coke oven gas Natural gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Lurgi gasifier (high pressure gasifier) as compared to Kopper Totzek gasifier (atmospheric pressure gasifier) produces Higher amount of both methane and hydrogen Lower amount of hydrogen Both A & B Higher amount of methane Higher amount of both methane and hydrogen Lower amount of hydrogen Both A & B Higher amount of methane ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Actual flame temperature is always lower than the adiabatic flame temperature, because there is Both A & B Neither A nor B No possibility of obtaining complete combustion at high temperature Always loss of heat from the flame Both A & B Neither A nor B No possibility of obtaining complete combustion at high temperature Always loss of heat from the flame ANSWER DOWNLOAD EXAMIANS APP
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