Fuels and Combustion Ash content in the middling coal (a byproduct of coal washeries) in India ranges between __________ percent. 55 to 75 15 to 25 75 35 to 45 55 to 75 15 to 25 75 35 to 45 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The internal energy of the combustion products is __________ compared to that of reactants. More Equal Less More or less ; (depends on the state of fuel.) More Equal Less More or less ; (depends on the state of fuel.) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having higher volatile matter content will necessarily have lower Ash fusion temperature Calorific value Caking index Ignition temperature Ash fusion temperature Calorific value Caking index Ignition temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Critical Air Blast (CAB) value of coke is a direct measure of its None of these Reactivity Hardness Strength None of these Reactivity Hardness Strength ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Combustion of pulverised coal as compared to that of lump coal Develops a low temperature flame Can be done with less excess air Provides a lower rate of heat release Develops a non-luminous flame Develops a low temperature flame Can be done with less excess air Provides a lower rate of heat release Develops a non-luminous flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good quality coal should have None of these High sulphur Low fusion point of ash High ash content None of these High sulphur Low fusion point of ash High ash content ANSWER DOWNLOAD EXAMIANS APP
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