MY BEST TOP 20 POWER PLANT QUESTION ANSWER

today we discussed about some very important short question answer which is very important for who appearing for BOE ( boiler operation engineering ) examination , and also who preparing for the shift in charge , boiler first class interview . and these question are also helpful for who prepare for
energy manager or energy auditor examination question answers are selected by me reviewing the past BOE ( BOILER OPERATION ENGINEERING ) examination papers . so i hope you must read these all question answers and get benefit of these. after reading these please share these question answer with your friend which prepare for the same examination.

1. Thermal power plant with steam turbine turbine operates on……
a. Carnot cycle
b. Otto cycle
c. Brayto cycle
d. Non of the above

2. Largest loss of boiler is ……
a. Blow down loss
b. Heat loss in flue gas
c. Radiation loss
d. None of the above

3. During hot banking, boiler is kept in……
a. Depressurzing condition
b. Pressurized condition
c. High air flow condition
d. Firing condition

4. Which condition leads to boiler starvation
a. Non availability of load in running boiler
b. Non availability of coal in running boiler
c. Non availability of feed water in running boiler
d. None of the above

5. Thermocouple is used for
a. Measurement of steam flow
b. Measurement of differential pressure
c. Measurement of thermal expansion
d. None of the above

6. ……is energy saving method of any boiler
a. Damper control of fans
b. Duct bypass
c. Speed control of fans
d. None of the above

7. Excessive blow down ……
a. Reduce efficiency
b. Increase chemical consumption
c. Increase makeup water consumption
d. All of the above

8. Efficiency of a thermal power plant is roughly
a. 80%
b. 70%
c. 35%
d. Above 80%

9. Oxygen in flue gas is measured by …….
a. Orsat apparatus
b. Zirconium sensor
c. Bomb calorimeter
d. Opacity meter

10. 456 kal is equal to …..KJ
a. 250
b. 1908
c. 3027
d. Cannot be changed

MY BEST TOP 20 POWER PLANT QUESTION ANSWER

11. When the maximum discharge take place, the height of the chimney should be
a. Half the height of a column of hot gases producing draft
b. Equal the height of a column of hot gases producing draft.
c. Two times the height of a column of hot gases producing draft
d. None of the above

12. The material used for buff ring segment of bowl mill is
a. High chrome
b. Ni hard
c. Low carbon steel
d. Both a & b

13. The material used in cold end heating elements of rotary air preheater is
a. Low carbon steel
b. Alloy steel
c. Corten steel
d. Non of the above

14. What is the location of radiant superheater in the furnace
a. After reheater
b. In second pass
c. In first pass
d. Before economizer

15. The causes of failure of economizer tube due to starvation is called
a. Erosion
b . Long term overheating
c. Short term overheating
d. Corrosion

16. The material generally used in water wall is
a. SA210 grade C
b. SA213 T22
c. SA213 T11
d. SA213 TP 347N

17. incomplete combustion can be best determine by
a. Smokey chimney exit
b. Excess air in flue gas
c. Measuring CO in flue gas
d. Measuring 02 in flue gas

18. Which chemical is used for remove oxygen
a. Sodium sulphite
b. Cyclohexamine
c. Tsp tri sodium phosphate
d. None of the above

19. Zeolite is found in a 
a. Softener
b. Steam drum
c . Feed water heater
d. Flue gas analyser

20. The heat which is required to change the phase from water at 100 deg C to saturated steam is called
a. Latent heat
b. Sensible heat
c. Super heat
d. Specific heat

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joginder chauhan

Hi all power engineers myself Joginder Chauhan. I am the founder of the website www.askpowerplant.com. I am also a power plant engineer and have more than 10-year experience in the field of power sectors during this time period I learned about different power technology like AFBC, CFBC, TRAVELLING GRATE, PULSATING GREAT, PF BOILER, WHRS, and many more things. my motive for this site sharing my power sector knowledge with each and everyone who belongs to this field, in this website I share information related to boiler operation, boiler maintenance, turbine operation & maintenance, boiler & turbine question answer, D.M plant, and all topic related to power plant sector please join this website for latest updation regarding power plant ………..thanks ( JOGINDER CHAUHAN )

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