Fuels and Combustion The maximum adiabatic flame temperature in air as compared to that in pure oxygen is Either lower or higher, depends on the type of fuel Same Much lower Much higher Either lower or higher, depends on the type of fuel Same Much lower Much higher ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Highly reactive coke have lower Critical air blast (CAB) value Both B and C Coke reactivity index (CRI) Porosity Critical air blast (CAB) value Both B and C Coke reactivity index (CRI) Porosity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ionisation potential applied across the electrodes of electrostatic tar precipitator is around 230 V AC 60 KV AC 230 V DC 60 KV DC 230 V AC 60 KV AC 230 V DC 60 KV DC ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Emission of dense white smoke out of the chimney of a thermal power plant is an indication of the use of Pulverised coal in boilers Less air for combustion Too much air for combustion Correct amount of air for combustion Pulverised coal in boilers Less air for combustion Too much air for combustion Correct amount of air for combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal with high ash content Has higher calorific value Is not subjected to washing Is harder and stronger Has low quantity of mineral matter Has higher calorific value Is not subjected to washing Is harder and stronger Has low quantity of mineral matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During coal carbonisation process, the conversion of semi-coke to coke is accompanied by an increase in the __________ of the mass. Electrical resistivity None of these Porosity Density Electrical resistivity None of these Porosity Density ANSWER DOWNLOAD EXAMIANS APP