Fuels and Combustion Beehive coke oven Takes 2-3 days for coking of coal but requires no external fuel for heating Produces coke with very poor strength Gives larger yield of coke (around 85%) as compared to by-product ovens Facilitates by-products recovery Takes 2-3 days for coking of coal but requires no external fuel for heating Produces coke with very poor strength Gives larger yield of coke (around 85%) as compared to by-product ovens Facilitates by-products recovery ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The ratio of % total carbon obtained in the ultimate analysis of coke and % fixed carbon obtained in the proximate analysis is always 1 < 1 Unpredictable > 1 1 < 1 Unpredictable > 1 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion By-products recovery process from coal carbonisation is termed as direct, indirect and semi direct process depending upon the method of recovery of Tar Benzol Ammonia None of these Tar Benzol Ammonia None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the maximum coal producing state in India? Assam West Bengal Orissa Jharkhand Assam West Bengal Orissa Jharkhand ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For which pair of the fuel gases, calorific value (C.V.) of one fuel is almost double that of the other on volume basis (i.e., kcal/Nm³ ), while the C.V. is same on weight basis (i.e., kcal/kg) ? Sewage gas and gobar gas F. gas and coke oven gas Propane and acetylene Propane and LPG Sewage gas and gobar gas F. gas and coke oven gas Propane and acetylene Propane and LPG ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bomb calorimeter is used for the determination of calorific value of the __________ fuels. Liquid Solid Gaseous Both B and C Liquid Solid Gaseous Both B and C ANSWER DOWNLOAD EXAMIANS APP
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