Fuels and Combustion Which of the following is used for making the explosive 'TNT'? Toluene Benzol Cerosote Pyridine Toluene Benzol Cerosote Pyridine ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Rate of low temperature oxidation of coal due to bad storage conditions Is more for low volatile coal compared to high volatile coal Decreases with increase in surface area Is accelerated by storage in large heaps with small surface to volume ratio Does not vary with increase in surface area Is more for low volatile coal compared to high volatile coal Decreases with increase in surface area Is accelerated by storage in large heaps with small surface to volume ratio Does not vary with increase in surface area ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Presence of free moisture in coal during its high temperature carbonisation Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls Increases the loss of fine coal dust from the ovens when charging None of these Reduces the coking time Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls Increases the loss of fine coal dust from the ovens when charging None of these Reduces the coking time ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Pure carbon is completely burnt in oxygen. The flue gas analysis is 70%CO₂, 20%CO and 10%O₂. The percent excess oxygen used is 12.5 10 0 20 12.5 10 0 20 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a single stage, fixed bed high pressure coal gasification process? None of these Winkler process Lurgi Process Kopper-Totzek process None of these Winkler process Lurgi Process Kopper-Totzek process ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest flame speed? C₂H₆ H₂ CO CH₄ C₂H₆ H₂ CO CH₄ ANSWER DOWNLOAD EXAMIANS APP
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