Fuels and Combustion Calorific value of of blast furnace gas is around __________ KCal/Nm³. 1800 4200 850 6500 1800 4200 850 6500 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Assam coals suffers mainly from the disadvantage of high __________ content. Sulphur (4-6%) Ash Volatile matter Moisture Sulphur (4-6%) Ash Volatile matter Moisture ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Producer gas containing least amount of tar is produced by the 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) Partial combustion of large size (< 50 mm) coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Benzene is used As a motor fuel For making insecticides (e.g., DDT, BHC etc.), detergent & rubber (SBR) As a perfume As an explosive As a motor fuel For making insecticides (e.g., DDT, BHC etc.), detergent & rubber (SBR) As a perfume As an explosive ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fussain All of these Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal Is friable, charcoal like substance All of these Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal Is friable, charcoal like substance ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal Controls its ash fusibility and increases its calorific value Reduces its sulphur and ash content All of these Improves its coking properties Controls its ash fusibility and increases its calorific value Reduces its sulphur and ash content All of these Improves its coking properties ANSWER DOWNLOAD EXAMIANS APP