Fuels and Combustion Ionisation potential applied across the electrodes of electrostatic tar precipitator is around 230 V DC 230 V AC 60 KV AC 60 KV DC 230 V DC 230 V AC 60 KV AC 60 KV DC ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bunsen burner is an example of a/an __________ burner. Rotary cup Outside mixing/diffusion flame/nozzle mix type Inside mixing/premix type Submerged combustion Rotary cup Outside mixing/diffusion flame/nozzle mix type Inside mixing/premix type Submerged combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In high temperature carbonisation (as compared to low temperature carbonisation) of coal, the Ignition temperature of coke produced is less Aromatic content of tar produced is more Tar yield is more Gas yield is less Ignition temperature of coke produced is less Aromatic content of tar produced is more Tar yield is more Gas yield is less ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Pitch creosote mixture (PCM) as compared to furnace oil is a better fuel, because its Sulphur content is lower Emissivity factor is higher All of these Flue gas has lower dew point thereby facilitating more waste heat recovery Sulphur content is lower Emissivity factor is higher All of these Flue gas has lower dew point thereby facilitating more waste heat recovery ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of coal during storage does not decrease its None of these Oxygen content Calorific value Caking power None of these Oxygen content Calorific value Caking power ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Height of coke oven is limited (say maximum upto 7 metres) mainly by the Problem in door cleaning Problem of uniform heating along its height Structural strength of silica bricks Buckling of ram of pusher car at the time of coke pushing Problem in door cleaning Problem of uniform heating along its height Structural strength of silica bricks Buckling of ram of pusher car at the time of coke pushing ANSWER DOWNLOAD EXAMIANS APP
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