Certificate In Biomass Briquettes /30 0 Your Examination is Complete ! Certificate In Biomass BriquettesOnline Examination Detail: Duration- 60 minutes. Number of Questions- 30. (Multiple Choice Questions). Maximum Marks- 100, Passing Marks- 40%. There is no negative marking. Candidate Details NameEmailPhone Number 1 / 301. What is the burning rate of wood charcoal briquettes? A. 9.5 grams/minutes B. 9.6 grams/minutes C. 9.7 gram/minutes D. 9.8 grams/minutes 2 / 302. Which of the following issues arise with the production of biomass? A. High carbon dioxide emissions B. Land degradation C. Deforestation D. All of the above 3 / 303. What size is a briquette in round diameter? A. 5-10 mm B. 15-40 mm C. 50-80 mm D. 90-110 mm 4 / 304. The bio ethanol undergoes rectification in order to eliminate. A. Sugar B. Enzymes C. Impurities D. Yeast 5 / 305. The bio ethanol produced during the fermentation process has a purity of. A. 99% B. 99.7% C. 99.2% D. 99.4% 6 / 306. The biogas is referred to as ________. A. Bio ethanol B. Biodiesel C. Bio butanol D. Bio methane 7 / 307. The creation of biogas is based on the aerobic digestion of sewage. A. Bio fuels B. Metal articles C. Biomass D. Synthetic fuels 8 / 308. What are the ingredients in biomass briquettes? A. Hospital wastes B. Agriculture wastes C. Factory wastes D. All of the above 9 / 309. What is the temperature of biomass briquettes in straw or husk materials? A. 240-260 degrees B. 260-280 degrees C. 280-300 degrees D. 300-320 degrees 10 / 3010. What is the percentage of ash in biomass briquettes? A. 5% B. 9% C. 12% D. 15% 11 / 3011. Which of the following does not serve as a source of biomass? A. Hybrid poplar B. Trap grease C. Iron nails D. Willow algae 12 / 3012. What is the calorific value of biomass briquettes? A. 2200-2800 Kcal/kg B. 3000-3700 Kcal/kg C. 3800-4200 Kcal/kg D. 4600-5000 Kcal/kg 13 / 3013. What is the GCV of cow dung? A. Average of 3120 Kcal/kg B. Average of 3242 Kcal/kg C. Average of 3400 Kcal/kg D. Average of 3626 Kcal/kg 14 / 3014. What is the best briquette shape? A. Round shape briquettes B. Square shape briquettes C. Pillow-shaped briquettes D. None of these 15 / 3015. What is the binder material in briquettes? A. Starch B. Clay and molasses C. Gum Arabic D. All of the above 16 / 3016. What is the density of biomass briquettes? A. 150-450 kg/m3 B. 490-820 kg/m3 C. 820-990 kg/m3 D. None of these 17 / 3017. What chemicals are in briquettes? A. Limestone (ash colourant) B. Borax (release agent) C. Sodium nitrate (accelerant) D. All of the above 18 / 3018. What is the temperature of biomass briquettes in bamboo materials? A. 240-260 degrees B. 260-280 degrees C. 280-300 degrees D. 300-320 degrees 19 / 3019. What is the burning rate of corncobs briquettes? A. 9.5 grams/minutes B. 9.6 grams/minutes C. 9.7 gram/minutes D. 9.8 grams/minutes 20 / 3020. Which of the following terms is most commonly used in the field of biomass? A. Inorganic matter B. Ammonium compounds C. Chemicals D. Organic matter 21 / 3021. Bio ethanol, often known as __________, is a denatured alcohol. A. Ethylene B. Methylated spirit C. Ethylene glycol D. Methylene 22 / 3022. Biomass can be used to make ___________. A. Transportation fuels B. Chemicals C. Fibres D. Biochemical 23 / 3023. What is the temperature of biomass briquettes in sawdust materials? A. 240-260 degrees B. 260-280 degrees C. 280-300 degrees D. 300-320 degrees 24 / 3024. The term biomass most commonly refers to- A. Inorganic matter B. Chemicals C. Ammonium compounds D. Organic matter 25 / 3025. How many types of briquettes? A. Two B. Three C. Five D. Seven 26 / 3026. Why biomass briquettes are used? A. Heating B. Cooking C. Electricity generation D. All of these 27 / 3027. What size is a briquette in other shapes? A. 80*35*35 mm B. 40*20*20 mm C. 150*70*70 mm D. 200*110*110 mm 28 / 3028. What is biomass energy and how does it work? A. Energy generated from wind B. Energy generates from plant and animal C. Energy generates from river D. Energy generates from ocean waves 29 / 3029. Which wood is best for briquettes? A. Unadulterated hardwood B. Softwood C. Both (a) and (b) D. None of these 30 / 3030. What is the carbon content of briquettes? A. 31.6 to 41.6 wt% B. 41.6 to 50.1 wt% C. 52.3 to 57.5 wt% D. 58 to 62 wt% Exit