Fuels and Combustion The fuel ratio of a coal is The ratio of its percentage of fixed carbon to that of volatile matter Neither A nor B Both A and B Helpful in estimation of its rank The ratio of its percentage of fixed carbon to that of volatile matter Neither A nor B Both A and B Helpful in estimation of its rank ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The weathering index of a coal Is related to its calorific value Is a measure of its caking tendency Is a measure of its size stability, when stored & exposed to weather Gives an idea of the fusion temperature of ash Is related to its calorific value Is a measure of its caking tendency Is a measure of its size stability, when stored & exposed to weather Gives an idea of the fusion temperature of ash ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Hardgrove grindability index of four coal samples are given below. Which of them is the easiest to grind? 70 100 50 85 70 100 50 85 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ionisation potential applied across the electrodes of electrostatic tar precipitator is around 60 KV DC 230 V AC 60 KV AC 230 V DC 60 KV DC 230 V AC 60 KV AC 230 V DC ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having higher volatile matter content, has lower 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 Ignition temperature ANSWER DOWNLOAD EXAMIANS APP
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