Fuels and Combustion Naphthalene is removed from coke oven gas by Scrubbing with wash oil (a petroleum product) Adsorbing on bog iron bed Absorbing in vetro-coke solution None of these Scrubbing with wash oil (a petroleum product) Adsorbing on bog iron bed Absorbing in vetro-coke solution None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of gobar gas (containing CH₄ = 60% , H₂ = 10% ; CO₂ = 30%) may be about __________ Kcal/Nm³. 3200 10200 5400 1800 3200 10200 5400 1800 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Initial pressure of oxygen introduced into the 'bomb' of the bomb calorimeter for determination of calorific value of coal/fuel oil may be around __________ atm. 3-5 60-65 95-100 25-30 3-5 60-65 95-100 25-30 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is used for making the explosive 'TNT'? Cerosote Pyridine Benzol Toluene Cerosote Pyridine Benzol Toluene ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Sulphur in metallurgical coal Both A and B Affects the quality of steel produced as cracks develop on the surface while rolling the steel Contributes to its heating value Neither A nor B Both A and B Affects the quality of steel produced as cracks develop on the surface while rolling the steel Contributes to its heating value Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fussain Is friable, charcoal like substance Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation All of these Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal Is friable, charcoal like substance Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation All of these Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal ANSWER DOWNLOAD EXAMIANS APP
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