Fuels and Combustion Heat penetration rate in narrow coke ovens in high temperature carbonisation of coal is around __________ cm/hr. 2.5 20 0.5 10 2.5 20 0.5 10 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The gas which contributes maximum to the heating value of natural gas is CO CO₂ CH₄ H₂ CO CO₂ CH₄ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Temperature of coke oven gas just before entering into saturator (for recovery of NH₃) is about __________ °C. 120 180 30 65 120 180 30 65 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of coal during storage does not decrease its Oxygen content Calorific value None of these Caking power Oxygen content Calorific value None of these Caking power ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal tar fuels (CTF) as compared to petroleum based fuel oils have higher Calorific value Sulphur content Higher C/H ratio Difference in gross & net calorific value Calorific value Sulphur content Higher C/H ratio Difference in gross & net calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest flame speed? CH₄ C₂H₆ H₂ CO CH₄ C₂H₆ H₂ CO ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS