Fuels and Combustion Wood charcoal is obtained by the destructive distillation of wood. It is used in the production of activated carbon, which is not used for the Decolourisation of sugar Electrode manufacture Absorption of gases and vapor Solvent recovery from air and gases Decolourisation of sugar Electrode manufacture Absorption of gases and vapor Solvent recovery from air and gases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not applicable to fluidised bed combustion of coal? It can not burn low grade coal None of these It achieves higher fuel combustion efficiency Less heat transfer surface area is required in boilers It can not burn low grade coal None of these It achieves higher fuel combustion efficiency Less heat transfer surface area is required in boilers ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High ash containing coke Produces more slag when used in the blast furnace Has poor strength and abrasion resistance Is desirable in producer gas manufacture None of these Produces more slag when used in the blast furnace Has poor strength and abrasion resistance Is desirable in producer gas manufacture None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High temperature in gasification of coal favours Low production of CO₂ High production of CO₂ Both B and C High production of CO Low production of CO₂ High production of CO₂ Both B and C High production of CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of coke even gas produced by low temperature carbonisation of coal is about __________ Kcal/Nm³. 4000 6500 2500 10000 4000 6500 2500 10000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Producer gas containing least amount of tar is produced by the Partial combustion of large size (< 50 mm) coke Partial combustion of coal High pressure gasification of coal (e.g. in Lurgi gasifier) Atmospheric pressure gasification of coal (e.g., in Kopper-Totzek gasifier) Partial combustion of large size (< 50 mm) coke Partial combustion of coal High pressure gasification of coal (e.g. in Lurgi gasifier) Atmospheric pressure gasification of coal (e.g., in Kopper-Totzek gasifier) ANSWER DOWNLOAD EXAMIANS APP