This set of Energy Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Applications of Biogas & Gasifier”. 1. What is the percentage at which rated power from biogas in petrol engine can be developed? a) 45% b) 65% c) 75% d) 85% 2. Which engine can run on dual fuel with little engine modification? … Read more
This set of Energy Engineering Problems focuses on “Problem involved in Biogas Production”. 1. For minimum of how many days within starting of fermentation, initiates anaerobic bacterial action? a) 2 b) 10 c) 14 d) 20 2. What should be the ratio of raw material to water? a) 1:1 b) 4:1 c) 5:2 d) 3:6 … Read more
This set of Tough Energy Engineering Questions and Answers focuses on “Types of Biogas Plants – 2”. 1. The ____________ is made of bricks and cement mortar and it’s inside wall are plastered with a mixture of cement and sand. a) Foundation b) Digester c) Gas holder d) Inlet and outlet pipe 2. From what … Read more
This set of Energy Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Types of Biogas Plants – 1”. 1. Which types of plant are fed and emptied regularly? a) Batch type plants b) Continuous type plants c) Dome type plants d) Drum type plants 2. Gas production of continuous plant is higher than which … Read more
This set of Tricky Energy Engineering Questions and Answers focuses on “Anaerobic Fermentation – 2”. 1. How are systems intended for the digestions are filled and emptied? a) Manually b) By evaporation c) By pumps and pipes d) By channels and pits 2. Cow manure is rich in __________ a) Hydrogen b) Phosphorus c) Nitrogen … Read more
This set of Energy Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Anaerobic Fermentation – 1”. 1. How many types of basic organic decomposition occur in Biomass energy conversion? a) 2 b) 3 c) 4 d) 5 2. Which decomposition process produces carbon dioxide and ammonia? a) Aerobic decomposition b) Anaerobic decomposition c) Thermolysis … Read more
This set of Energy Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Photosynthesis”. 1. The process by which plants, some bacteria and some protistans use the energy from sunlight to produce sugar? a) Taxonomy b) Metabolism c) Photosynthesis d) Osmosis 2. What is used in conversion of sunlight energy into usable chemical energy in … Read more
This set of Basic Energy Engineering Questions and Answers focuses on “Energy from Biomass”. 1. Which is an organic matter produced by plants in direct or indirect forms? a) Solar energy b) Biomass c) Wind energy d) Bio-fuel 2. What type of energy is biomass energy? a) Conventional energy b) Non renewable c) Commercial energy … Read more
This set of Energy Engineering Assessment Questions and Answers focuses on “Problems Associated with Geothermal Conversion”. 1. How are solids present in steam and water of geothermal energy removed? a) Flocculation b) De-sanding Hydro clones c) Centrifugal separators d) Gravity setting 2. How do Non-condensable gases escape from geothermal plant? a) Air vents b) Trap … Read more
This set of Energy Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Hydrothermal Systems”. 1. What is range of temperature at Hydro thermal reservoirs? a) 350oC b) 210oC c) 50oC d) 1900oC 2. When do hydrothermal resources arise? a) When the movement of tectonic plates occurs b) When the area is prone to volcanic … Read more
