jsw_boiler_combustion_pre JSW_Boiler Combustion_ILT_Pre Assessment JSW_Boiler Combustion_ILT_Pre Assessment The number of attempts remaining is 2 1 / 20 1. Whai is Emission norms for SOx for Coal Thermal Power Plant for Units installed from 1 January, 2017 a. 300 mg/NM3 b. 375 mg/NM3 c. 100 mg/NM3 d. 225 mg/NM3 2 / 20 2. Combustion is endothermic Reaction (Yes /No) a. No b. Yes 3 / 20 3. Calorific Value Of Natural Gas is in the range of……………… a. 50000-55000 KJ/kg b. 42000-48000 Kj/Kg c. 4200-5000 Kcal/Kg d. 6400-7200 Kcal/Kg 4 / 20 4. What is the Reference O2 in % w.r.t which Pollutant like SO2 & NO2 measured for Comparision / Common Base / Guideline bases at Chimney a. 0.025 b. 0.02 c. 0.045 d. 0.06 5 / 20 5. Which Fuel Contain Highest Moisture (%) a. Anthracite b. Subbituninous c. Bituminous d. Lignite 6 / 20 6. What is term as burden (Also measured in %) , Fraction ________ & ________ In Fuel. (Volatile Matter , Ash , Moisture , Fixed Carbon Content) a. Fixed Carbon Content + Volatile Matter b. Ash + Fixed Carbon Content c. Moisture & Volatile Matter d. Ash & Moisture 7 / 20 7. What is value of 200 mg/NM3 of NO2 in PPM ? Hint : Moleculer Weight of NO2 = 14+16+16= 46 Gram / mole , 1 Mole gas Occupies 22.4 lit Volume a. 410.7 PPM b. 121.75 PPM c. 97.4 PPM d. 200 PPM 8 / 20 8. If there is wide variation in fuel , which fuel firing technology is more suitable for Power Boiler? a. CFBC b. PF c. Grate-Fired Boilers d. AFBC 9 / 20 9. Unit of Specific Heat of Gas is……… (Volume basis or Mass basis) a. Kcal /NM3 *C b. Kcal / Kg *C c. All of the above d. Kcal / Kg *K 10 / 20 10. What is ethanol Chemically = _________ ? a. CH4 b. C7H16 c. C2H5OH d. C4H10 11 / 20 11. The Value of Universal Gas Constant is 8314 ________ a. KJ/Kg K b. J/Kmole K c. J/Mole K d. Kcal/Kg K 12 / 20 12. Which fuel has highest hydrogen content ? a. Lignite b. Coal c. Fuel Oil d. Natural Gas 13 / 20 13. What is ratio of N2/ O2 in air a. 4.8 b. 2.76 c. 3.76 d. 3.14 14 / 20 14. Which Fuel requires Maximum air for Stoichiometric Combustion a. Butane (C4H10) b. Coal c. Hydrogen d. Propane (C3H8) 15 / 20 15. High Adiabatic Flame Temp Indicate Complete Combustion (Yes / No) a. Yes b. No 16 / 20 16. Which equipment is used to separate perticulate matter from main fluegas stream? a. All of the above b. Cyclone Seperator c. Electrostatic Precipitators d. Bag Filter 17 / 20 17. Which Fuel have lowest air to fuel ration in M3 of air / M3 of fuel a. Butane (C4H10) b. Natural Gas c. All are Equal d. Propane (C3H8) 18 / 20 18. What is Moleculer Weight of Air ___________in Gram / Mole a. 89.62 b. 28.96 c. 96.28 d. 29.86 19 / 20 19. If 12 kg of carbon requires 32 kg of oxygen to form 44 kg of carbon dioxide, Then How much kg of Carbon Required to form 44 kg of Carbon Monoxide. a. 12 kg b. 16 kg c. 28 kg d. 19 kg 20 / 20 20. Which Fuel have Highest Higher Heating Value Kcal / NM3 a. Butane (C4H10) b. Natural Gas(Major Content CH4) c. Propane (C3H8) d. All are Equal Your score is