Top Most Frequently Asked Power Plant Boiler Operation Objective Questions With Answer

Boiler Operation Engineer Previous year Questions With Answer Set - 12

Question 1. Secondary air in a pulverised fuel boiler is used to:

A. Carry pulverised coal to the burners

B. Assist in complete combustion of fuel

C. Clean the boiler walls

D. Carry mill reject to reject coal bunkers

Ans. B

Question 2. What is sorbent in FBC ?

A. Sand

B. Ash

C. Lime Stone

D. All of the above

Ans. C

Question 3. Which type of raw coal feeder gives accurate reading for mill loading in T/hour ?

A. Volumetric feeder

B. Gravimetric feeder

C. Rotary feeder

D. All of the above

Ans. B

Question 4. LRSB’s are used to remove ash deposits from

A. Water walls

B. Re-heaters

C. Economiser hoppers

D. ESP hoppers

Ans. B

Question 5. Which of the following safety valve in power plant uses Superior quality metallurgy

A. Drum

B. Cold Re-heat

C. Main Steam

D. De-aerator

Ans. C

Question 6. In a pulverised fuel boiler, the ash collection

A. In bottom ash hopper is more than ESP

B. In ESP hoppers more than bottom Ash hopper

C. In ESP hoppers is same as that of Bottom ash hopper

D. None of the above

Ans. B

Question 7. For establishing Balanced drat in boiler requires

A. Only FD fans

B. Only ID fans

C. Both ID and FD fans

D. None of the above

Ans. C

Question 8. Flame intensity in a boiler is sensed by

A. Ignitor

B. Scanners

C. Cameras

D. None of the above

Ans. B

Question 9. The efficiency of collection in ESP will _____________ if the volume of flue gas passing through it is increased

A. Increase

B. Remain the same

C. Decrease

D. First decrease then increase

Ans. C

Question 10. Which gas is used for shielding of weld area in pressure parts during TIG welding

A. Argon

B. Helium

C. Nitrogen

D. Hydrogen

Ans. B

Also Read :

Boiler Operation Engineer ( BOE ) Previous Year Multiple Choice Questions With Answer Set -1

Boiler Operation Engineer ( BOE ) Previous Year Multiple Choice Questions With Answer Set -2

Boiler Operation Engineer ( BOE ) Previous Year Multiple Choice Questions With Answer Set -3

Boiler Operation Engineer ( BOE ) Previous Year Multiple Choice Questions With Answer Set -4 

Boiler Operation Engineer ( BOE ) Previous Year Multiple Choice Questions With Answer Set -5

Boiler Operation Engineer ( BOE ) Previous Year Multiple Choice Questions With Answer Set -6

Boiler Operation Engineer ( BOE ) Previous Year Multiple Choice Questions With Answer Set -7

BOE (Boiler Operation Engineer) Previous Year Exam Questions And Answers Set - 8

BOE (Boiler Operation Engineer) Previous Year Exam Questions And Answers Set - 9

BOE (Boiler Operation Engineer) Previous Year Exam Questions And Answers Set - 10

BOE (Boiler Operation Engineer) Previous Year Exam Questions And Answers Set - 11

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