Fuels and Combustion Kopper-Totzek coal gasifier (installed in a coal based nitrogeneous fertiliser plant) employs a/an __________ bed gasifier. Entrained Moving Fluidised Fixed Entrained Moving Fluidised Fixed ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good metallurgical coke Should be brittle Must contain moderate quantities of ash, moisture, sulphur and volatile matters Should have high porosity Should have low fusion point of its ash Should be brittle Must contain moderate quantities of ash, moisture, sulphur and volatile matters Should have high porosity Should have low fusion point of its ash ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Volatile matter content of metallurgical coke may be around __________ percent. 22-26 30-33 1-2 10-15 22-26 30-33 1-2 10-15 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good quality coal should have Low fusion point of ash High sulphur High ash content None of these Low fusion point of ash High sulphur High ash content None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A certain thickness of the coal, if stored unscientifically on soft (katcha) ground having no metallic/concrete flooring gets sunked into the ground, which is termed as the 'carpet loss'. The carpet loss may be of the order of __________ cms. 1 to 2 5 to 15 20 to 40 3 to 4 1 to 2 5 to 15 20 to 40 3 to 4 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal tar fuels (CTF) as compared to petroleum based fuel oils have higher Higher C/H ratio Sulphur content Calorific value Difference in gross & net calorific value Higher C/H ratio Sulphur content Calorific value Difference in gross & net calorific value ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS