Fuels and Combustion Use of preheated air for combustion of fuel in the furnace, increases the Scale losses of the furnace stock None of these Calorific value of the fuel Flame temperature Scale losses of the furnace stock None of these Calorific value of the fuel Flame temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion C.V. (kcal/Nm³) of gaseous fuels __________ with increase in molecular weight. Remains constant May increase or decrease, depends on combustibles Decreases Increases Remains constant May increase or decrease, depends on combustibles Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Wobbe index' is a characteristic of Gaseous fuels Liquid fuels Fat coals Solid fuels Gaseous fuels Liquid fuels Fat coals Solid fuels ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Pitch creosote mixture (PCM) as compared to furnace oil is a better fuel, because its Emissivity factor is higher Sulphur content is lower Flue gas has lower dew point thereby facilitating more waste heat recovery All of these Emissivity factor is higher Sulphur content is lower Flue gas has lower dew point thereby facilitating more waste heat recovery All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of natural gas is about __________ kcal/Nm³. 2500 10, 000 25, 000 35, 000 2500 10, 000 25, 000 35, 000 ANSWER DOWNLOAD EXAMIANS APP
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