Fuels and Combustion Ash content in the middling coal (a byproduct of coal washeries) in India ranges between __________ percent. 15 to 25 75 55 to 75 35 to 45 15 to 25 75 55 to 75 35 to 45 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having higher volatile matter content, has lower Ignition temperature Smoking tendency on burning Coke oven gas yield on carbonisation Chance of catching fire during storage in open space Ignition temperature Smoking tendency on burning Coke oven gas yield on carbonisation Chance of catching fire during storage in open space ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The internal energy of the combustion products is __________ compared to that of reactants. More Equal More or less ; (depends on the state of fuel.) Less More Equal More or less ; (depends on the state of fuel.) Less ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of coal resulting from bad storage conditions does not decrease its Caking power Oxygen content Calorific value Hydrogen content Caking power Oxygen content Calorific value Hydrogen content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Pensky-Marten apparatus is used for those oils, whose flash points are __________ °F. >120 90-110 >120 90-110 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Actual flame temperature is always lower than the adiabatic flame temperature, because there is Always loss of heat from the flame Neither A nor B Both A & B No possibility of obtaining complete combustion at high temperature Always loss of heat from the flame Neither A nor B Both A & B No possibility of obtaining complete combustion at high temperature ANSWER DOWNLOAD EXAMIANS APP
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