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20th National Certification Exam Energy Managers & Auditors SEPTEMBER 2019 Paper 1

11 pages, 51 questions, 1 questions with responses, 1 total responses,

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Jawaharlal Nehru Technological University (JNTUH), Hyderabad

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Paper 1 Code : GREEN 20th NATIONAL CERTIFICATION EXAMINATION FOR ENERGY MANAGERS & ENERGY AUDITORS September, 2019 PAPER 1: General Aspects of Energy Management & Energy Audit Section - I: OBJECTIVE TYPE Marks: 50 x 1 = 50 1. Which of the following statement is true regarding the EC act? a) Designated consumers have to appoint Energy managers with prescribed qualifications. b) State Designated Agencies have to appoint Energy auditor with prescribed qualifications. c) Designated consumer has to get an energy audit conducted by a certified energy Manager. d) Designated consumer has to get an energy audit conducted by the State Designated Agency 2. Which of the following statements regarding evacuated tube collectors (ETC) are true? i) ETC can reach high temperatures upto 150oC ii) because of vacuum between two concentric glass tubes, higher amount of heat is retained in ETC iii) heat loss due to conduction back to atmosphere from ETC is high iv) performance of evacuated tube is highly dependent upon the ambient temperature a) i & iii 3. b) ii & iii c) i & iv d) i & ii How much power you would expect to generate from a river-based mini hydropower with flow of 40 litres/second, head of 12 metres and system efficiency of 55%. a) 872 kW b) 2.59 KW c) 264 kW d) none of the above 4. Which among the following has the highest flue gas loss on combustion due to Hydrogen in the fuel? a) Natural gas b) furnace oil c) coal d) light diesel oil 5. Energy in one Tonne of Oil Equivalent (toe) corresponds to a) 4.187 GJ b) 1.162 MWh c) 10,000 kcal d) none of the above 6. Assume CO2 equivalent emissions by the use of a 40 W fluorescent lamp are of the order of 60 g/hr. If it is replaced by a 20 W LED lamp then the equivalent CO2 emissions will be a) nil, as LED does not emit CO2 b) 30 g/hr c) 20 g/hr d) 1200 g/hr 7. Under the Energy Conservation Act, the designated consumer is required to get the mandatory energy audit conducted by a) certified energy manager b) certified energy auditor c) accredited energy auditor d) BEE 8. Stroboscope is an instrument for measuring a) steam flow b) composition of flue gas c) speed d) pressure 9. The benchmarking parameter for a vapour compression refrigeration system is a) kW / kg of refrigerant used b) kcal / m3 of chilled water c) BTU / TR d) kW / TR 10. If 1 kWh of electrical energy is used to heat 10 kg of ice at 0o C, what will be the temperature of water after melting? (Latent heat of fusion of ice is 80 kcal/kg) a) 0oC b) 6oC c) 86oC d) none of the above 11. If feed of 15 tonnes per hour at 6% concentration is fed to an evaporator, the product obtained at 1 _______________________ Bureau of Energy Efficiency

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