Bureau of Energy Efficiency Placement Paper

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Here is the list of few questions of Bureau of Energy Efficiency Placement Paper which you are looking for .

1. The primary energy content of fuels is generally expressed in terms of ton of oil equivalent (toe) and is based on the following conversion factor
a) 1 toe=10x106 kCal
b) 1 toe=11630 kWh
c) 1 toe=41870 MJ
d) all the above

2. Largest share of global primary energy consumption is from which of the following fuels:
a)oil and natural gas
b) coal and oil
c) oil and nuclear
d) coal and nuclear
3. 1 kg of wood contains 15% moisture and 7% hydrogen by weight. How much water is evaporated from wood during complete combustion of 1 kg of wood ?
a) 0.78 kg
b) 0.22 kg
c) 0.15 kg
d) 0.63 kg

4. A power utility distributed 1 million 15 Watt CFLs for Rs 15 million, replacing 60 Watt incandescent lamps under Bachat Lamp Yojna. What will be the drop in power in the evening on the demand side, if 80% of the lights are on at that time, assuming similar numbers of incandescent lamps were switched on during the same period?
a) 360 kW
b) 12 MW
c) 36 MW
d) 60MW

5. Which of the following with respect to fossil fuels is true?
a) Reserve / Production (R/P) ratio is a constant once established
b) R/P ratio varies every year with only changes in production
c) R/P ratio varies every year with only changes in reserves
d) R/P ratio varies every year with changes in both production and reserves

6. From rated V, A and PF given in the name-plate of a motor , one can calculate:
a) rated input Power
) rated output Power
c) both a & b d) none ofthese

7. Air velocity in the ducts can be measured by using ___________ and manometer
a) orifice meter
b) Bourden gauge
c) Pitot tube
d) anemometer

8. One certified emission reduction (CER) is equivalent to:
a) one kg of carbon
b) one kg of carbon dioxide
c) one ton of carbon
d) one ton of carbon dioxide

9. Speed measurement (RPM) of an electric motor is measured with a
a) stroboscope
b) ultrasonic meter
c) lux meter d) rotameter

10. How much power generation potential is available in a run of river mini hydropower plant for a flow of 40 liters/second with a head of 24 metres. Assume system efficiency of 60% ?
a) 5.6 kW
b) 2.4 kW
c) 4.0 kW
d) 2.8 kW

11. A process requires 10 kg of fuel with a calorific value of 5000 kCal/kg. The system efficiency is 80% The losses then will be
a) 10000 kCal
b) 45000 kCal
c) 40000 kCal
d) 20000 kCal

12. Ratio of average load (kW) to maximum load (kW) is termed as
a) load factor
b) demand factor
c) form factor
d) utilization factor

13. The ISO standard for Energy Management System is
a) ISO 9001
b) ISO 50001
c) ISO 14001
d) none of the above

14. Material and energy balance is used to quantify
a) material and energy losses
b) profit
c) cost of production
d) all of the above

15. Which is not a part of “ Energy Audit” defined as per the Energy Conservation Act, 2001
a) monitoring and analysis of energy use
b) ensuring implementations of recommended measures followed by review
c) submission of technical report with recommendations
d) verification of energy use

16. Which of the following statements regarding ECBC are correct?

i) ECBC defines the norms of energy requirements per sq. metre of area taking into account climatic region where building is located
ii) ECBC does not encourage retrofit of Energy conservation measures
iii) ECBC prescribes energy efficiency standards for design and construction ofcommercial and industrial buildings
iv) One of the key objectives of ECBC is to minimize life cycle costs (construction andoperating energy costs)
a) i & ii
b) i & iii
c) ii & iii
d) i & iv

17. Which of the following statements regarding BLY (Bachat Lamp Yojana) are correct ?
i) BLY aims at large scale replacement of all fluorescent lamps of poor lumen intensity with CFL of high lumen intensity
ii) CDM is used as a tool to recover market price difference between lower cost replaced incandescent lamps of 60 W and higher cost CFLs of 11 W
iii) BLY involves public, private partnership and DISCOM partnerships
iv) DSM is used as a tool to recover market price difference between lower cost replaced incandescent lamps of 60 W and higher cost CFLs of 11 W
a) i & ii
b) i & iii
c) ii & iii
d) i & iv

18. The average gross efficiency of thermal power generation on all India bases is about
a) 30 – 34%
b) 36 – 38%
c) 39 - 41%
d) 25 - 28%

19. Which of the following is not the activity related to restructured APDRP?
a) separate feeders for agricultural pumps
b) energy auditing at distribution transformer level
c) GIS mapping of the network and consumers
d) establishing targets for reducing power consumption

20. Assuming total conversion of electrical energy to heat energy, how much heat is produced by a 200 W heater in 5 minutes?
a) 200 kJ
b) 40 kJ
c) 1000 kJ
d) 60 kJ

21. Which of the following statements regarding DSM is incorrect?
a)potential areas for DSM thrust activity are agriculture, domestic and municipalities
b)savings accrued through DSM can be treated as new power addition on supply side
c) under DSM, demand can be shifted from off-peak to peak hours thereby avoiding imported power during off peak hours
d) DSM programs may result in demand as well as energy reduction

22. A motor with 10 kW rating in its name plate, will draw Input power of____
a) 10 kW at full load
b) than 10 kW at full load
c) less than 10 kW at full load
d) 10 kW at 110% of full load

23. Which of the following statements is not true regarding Maximum Demand Control?
a)Maximum demand control offers a way of ‘shaving’ the peaks and ‘filling’ the valleys inthe consumer load diagram
b)Maximum demand control is carried out by concerned utility at customer premises
c) Maximum demand control focuses on critical load for management
d)All of the above

24. Which of the following statements is false?
a) reactive current is necessary to build up the flux for the magnetic field of inductivedevices
b) some portion of reactive current is converted into useful work
c) Cosine of the angle between kVA and kW vector is called power factor
d) power factor is unity in a pure resistive circuit

25. Steam leak reduction program can be best achieved through
a) Small Group Activities
b) Autonomous Maintenance
c) TPM
d) All of the above