Fuels and Combustion Natural draught produced by a chimney depends upon the Height of the chimney Neither A nor B Density of the chimney gases Both A & B Height of the chimney Neither A nor B Density of the chimney gases Both A & B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Method of maintaining fires in furnace during standby periods without undue consumption of fuel is called None of these Under pressurising Banking Back draughting None of these Under pressurising Banking Back draughting ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in the time of carbonisation at a particular temperature (say 1000°C), the __________ percentage in coke oven gas increases. Hydrogen All of these Methane Unsaturated hydrocarbons Hydrogen All of these Methane Unsaturated hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The maximum adiabatic flame temperature in air as compared to that in pure oxygen is Same Much lower Either lower or higher, depends on the type of fuel Much higher Same Much lower Either lower or higher, depends on the type of fuel Much higher ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coking time in narrow by-product coke ovens is around __________ hours. 8 48 80 18 8 48 80 18 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest calorific value (kcal/Nm³) ? Carburetted water gas LPG Gobar gas Natural gas Carburetted water gas LPG Gobar gas Natural gas ANSWER DOWNLOAD EXAMIANS APP
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