Fuels and Combustion Which of the following is not applicable to fluidised bed combustion of coal? Less heat transfer surface area is required in boilers None of these It can not burn low grade coal It achieves higher fuel combustion efficiency Less heat transfer surface area is required in boilers None of these It can not burn low grade coal It achieves higher fuel combustion efficiency ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In low temperature carbonisation of coal as compared to high temperature carbonisation __________ produced is less. Difference in gross & net calorific value of the coke oven gas Free carbon content in tar Yield percentage of coke Yield of ammonia present in coke oven gas Difference in gross & net calorific value of the coke oven gas Free carbon content in tar Yield percentage of coke Yield of ammonia present in coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Abel apparatus is used for those oils, whose flash points are___°F. >120 >280 300-600 >120 >280 300-600 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following constituents of coal is the most important in the production of coke? Carbon Moisture Ash Volatiles Carbon Moisture Ash Volatiles ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ammonia content in raw coke oven gas is about __________ gm/Nm³. 50 1 15 100 50 1 15 100 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas is stripped of its H₂S and mercaptans content by Absorption in wash oil Adsorption on silica gel Bubbling it through dilute sulphuric acid Adsorption on bog iron bed Absorption in wash oil Adsorption on silica gel Bubbling it through dilute sulphuric acid Adsorption on bog iron bed ANSWER DOWNLOAD EXAMIANS APP