Fuels and Combustion Fusion point of coal ash increases with increase in its __________ content. All of these Lime and magnesia Iron silicate Iron sulphate All of these Lime and magnesia Iron silicate Iron sulphate ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Actual flame temperature is always lower than the adiabatic flame temperature, because there is Neither A nor B No possibility of obtaining complete combustion at high temperature Both A & B Always loss of heat from the flame Neither A nor B No possibility of obtaining complete combustion at high temperature Both A & B Always loss of heat from the flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having high volatile matter content will None of these Give less yield of tar and gas on carbonisation Have a very high calorific value Burn with a small non-smoky flame None of these Give less yield of tar and gas on carbonisation Have a very high calorific value Burn with a small non-smoky flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value as determined by bomb calorimeter is the Lower calorific value at constant pressure Net calorific value at constant volume Gross calorific value at constant pressure Higher calorific value at constant volume Lower calorific value at constant pressure Net calorific value at constant volume Gross calorific value at constant pressure Higher calorific value at constant volume ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fusion point of coal ash generally varies from 1000 to 1700° C. Ash having fusion point less than __________ °C is liable to form clinker. 1100 1350 1250 1400 1100 1350 1250 1400 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good coking coal should have high __________ content. None of these Sulphur & phosphorus Ash Moisture None of these Sulphur & phosphorus Ash Moisture ANSWER DOWNLOAD EXAMIANS APP
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