Fuels and Combustion A coal with high ash content Has low quantity of mineral matter Has higher calorific value Is not subjected to washing Is harder and stronger Has low quantity of mineral matter Has higher calorific value Is not subjected to washing Is harder and stronger ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is unsuitable fuel for producer gas manufacture? Coal having high fusion point of its ash Anthracite Coal having low fusion point of its ash Coke Coal having high fusion point of its ash Anthracite Coal having low fusion point of its ash Coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Combustion of pulverised coal compared to the lumpy coal Facilitates combustion with lower excess air Provides higher thermal efficiency & flame temperature All of these Provides better control of furnace temperature Facilitates combustion with lower excess air Provides higher thermal efficiency & flame temperature All of these Provides better control of furnace temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Higher fuel combustion efficiency can not be achieved by Adopting proper fuel firing technique & fuel preparation Reducing sulphur content in the fuel Supplying correct amount of combustion air Preheating of fuel gases & combustion air Adopting proper fuel firing technique & fuel preparation Reducing sulphur content in the fuel Supplying correct amount of combustion air Preheating of fuel gases & combustion air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Theoretical flame temperature of a fuel is that temperature which is attained, when the fuel is completely burnt 'using theoretical amount of air in Either A or B Air Oxygen Either A or C without gain or loss of heat Either A or B Air Oxygen Either A or C without gain or loss of heat ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which adsorbant is used for removing sulphur compounds (S Q, H₂S, RSH etc.) removal from coke oven gas in by-products recovery plant ? Diatomaceous earth Bog iron (i.e., moist ferric hydroxide) Silica gel Basalt Diatomaceous earth Bog iron (i.e., moist ferric hydroxide) Silica gel Basalt ANSWER DOWNLOAD EXAMIANS APP
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