Fuels and Combustion Which of the following will be unsuitable for dust cleaning from flue gas at 400°C from a pulverised coal fired boiler ? Wet scrubber Bag filter Multicyclones Hydrocyclones Wet scrubber Bag filter Multicyclones Hydrocyclones ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not used as a binder in coal briquetting? Pitch Tar Molasses Line Pitch Tar Molasses Line ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good metallurgical coke should have very low Hardness & strength Fusion point of its ash Porosity Sulphur & phosphorous content Hardness & strength Fusion point of its ash Porosity Sulphur & phosphorous content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Orsat apparatus is meant for Direct determination of nitrogen in flue gas by absorbing it in ammoniacal cuprous chloride None of these Gravimetric analysis of flue gas Finding out combustion efficiency Direct determination of nitrogen in flue gas by absorbing it in ammoniacal cuprous chloride None of these Gravimetric analysis of flue gas Finding out combustion efficiency ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal is heated in presence of air to a temperature of about __________ °C, while determining its ash content for proximate analysis. 950 750 1100 500 950 750 1100 500 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of stored coal results in the All of these Increase in its oxygen content Decrease in its caking power & calorific value Decrease in its carbon & hydrogen content All of these Increase in its oxygen content Decrease in its caking power & calorific value Decrease in its carbon & hydrogen content ANSWER DOWNLOAD EXAMIANS APP
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