Fuels and Combustion The heat of combustion of a fuel Is always negative Is equal to the heat of formation Can't be known without calculating it Is always positive Is always negative Is equal to the heat of formation Can't be known without calculating it Is always positive ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Volumetric ratio of Nā to Oā in dry atmospheric air is 0.79 0.21 4.76 3.76 0.79 0.21 4.76 3.76 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High sulphur content in a fuel __________ of the flue gases. Increases the dew point Reduces the combustion efficiency by limiting the permissible temperature reduction Decreases the dew point Both B & C Increases the dew point Reduces the combustion efficiency by limiting the permissible temperature reduction Decreases the dew point Both B & C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High sulphur (4-6%) coal in India are found in Madhya Pradesh Bengal Assam Andhra Pradesh Madhya Pradesh Bengal Assam Andhra Pradesh ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature carbonisation of coal produces Soft coke No by-products Metallurgical coke Very low calorific value coke oven gas Soft coke No by-products Metallurgical coke Very low calorific value coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuel gases has the highest calorific value ? Liquefied petroleum gas (LPG) Natural gas Coal bed methane (CBM) Sewage gas Liquefied petroleum gas (LPG) Natural gas Coal bed methane (CBM) Sewage gas ANSWER DOWNLOAD EXAMIANS APP
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