Nitrogen present in the flue gas is determined in the orsat apparatus by absorbing it in

Fuels and Combustion
Nitrogen present in the flue gas is determined in the orsat apparatus by absorbing it in

None of these

Pyrogallol solution

Ammoniacal cuprous chloride

KOH

None of these

Pyrogallol solution

Ammoniacal cuprous chloride

KOH

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Fuels and Combustion
Yield of blast furnace gas is about __________ Nm³ /ton of pig iron.

5000

2000

300

10000

5000

2000

300

10000

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Fuels and Combustion
Which of the following is not a by-product recovered in a high temperature coal carbonisation plant?

Pitch-cresosote mixture (PCM)

Ethylene

Napthalene

Benzol

Pitch-cresosote mixture (PCM)

Ethylene

Napthalene

Benzol

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Fuels and Combustion
With increase in calorific value of fuels, their adiabatic flame temperatures

May increase or decrease ; depends on the quantity of products of combustion

Increase

Remain unchanged

Decrease

May increase or decrease ; depends on the quantity of products of combustion

Increase

Remain unchanged

Decrease

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Fuels and Combustion
Supply of excess air for complete combustion of fuel is necessitated to facilitate

Attainment of high temperature

Its thorough mixing with air

None of these

Attainment of chemical equilibrium

Attainment of high temperature

Its thorough mixing with air

None of these

Attainment of chemical equilibrium

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Fuels and Combustion
Sometimes water is sprayed during coal charging in the coke oven, which helps in

All of these

Reducing the cracking of hydrocarbons in the gas and increasing the percentage of CO & H₂ in the gas (due to the endothermic reaction represented by C + H₂O = CO + H₂)

Prevention of clinker formation in the oven

Controlling the dust nuisance while charging the coal

All of these

Reducing the cracking of hydrocarbons in the gas and increasing the percentage of CO & H₂ in the gas (due to the endothermic reaction represented by C + H₂O = CO + H₂)

Prevention of clinker formation in the oven

Controlling the dust nuisance while charging the coal

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Fuels and Combustion

Fuels and Combustion Nitrogen present in the flue gas is determined in the orsat apparatus by absorbing it in

Fuels and Combustion Yield of blast furnace gas is about __________ Nm³ /ton of pig iron.

Fuels and Combustion Which of the following is not a by-product recovered in a high temperature coal carbonisation plant?

Fuels and Combustion With increase in calorific value of fuels, their adiabatic flame temperatures

Fuels and Combustion Supply of excess air for complete combustion of fuel is necessitated to facilitate

Fuels and Combustion Sometimes water is sprayed during coal charging in the coke oven, which helps in

Fuels and Combustion
Nitrogen present in the flue gas is determined in the orsat apparatus by absorbing it in

Fuels and Combustion
Yield of blast furnace gas is about __________ Nm³ /ton of pig iron.

Fuels and Combustion
Which of the following is not a by-product recovered in a high temperature coal carbonisation plant?

Fuels and Combustion
With increase in calorific value of fuels, their adiabatic flame temperatures

Fuels and Combustion
Supply of excess air for complete combustion of fuel is necessitated to facilitate

Fuels and Combustion
Sometimes water is sprayed during coal charging in the coke oven, which helps in