Fuels and Combustion The pyragallol solution used in orsat apparatus can absorb Only O₂ Both O₂ and CO₂ Both O₂ and CO All of these Only O₂ Both O₂ and CO₂ Both O₂ and CO All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Beehive coke oven Takes 2-3 days for coking of coal but requires no external fuel for heating Gives larger yield of coke (around 85%) as compared to by-product ovens Produces coke with very poor strength Facilitates by-products recovery Takes 2-3 days for coking of coal but requires no external fuel for heating Gives larger yield of coke (around 85%) as compared to by-product ovens Produces coke with very poor strength Facilitates by-products recovery ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In high temperature carbonisation of coal compared to low temperature carbonisation Yield of ammonia is less H₂ content in the coke oven gas is more Aromatic content of tar is low Calorific value of the coke oven gas is lower Yield of ammonia is less H₂ content in the coke oven gas is more Aromatic content of tar is low Calorific value of the coke oven gas is lower ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuel gases has the highest calorific value ? Sewage gas Coal bed methane (CBM) Natural gas Liquefied petroleum gas (LPG) Sewage gas Coal bed methane (CBM) Natural gas Liquefied petroleum gas (LPG) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main use of soft coke is as __________ fuel. Foundary None of these Blastfurnace Domestic Foundary None of these Blastfurnace Domestic ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coking coals are invariably Bituminous coals Anthracites Lignites Semi-anthracites Bituminous coals Anthracites Lignites Semi-anthracites ANSWER DOWNLOAD EXAMIANS APP
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