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Job title : Boiler Operator

Questions being asked in the interview :

1.What is the function of a Boiler?
Ans.A Boiler supplies dry and saturated steam at the required pressure.

2.Briefly explain the Boiler mounting, and name its classifications?
Ans.A particular apparatus or equipment is placed on the boiler to improve its safety, maintenance convenience and steam supply, is known as Boiler mounting. Following are the different Boiler mountings,
  • Water level
  • Supply valves
  • Pressure gauge
  • Stop valve
  • Feed check valve
  • Blow off cock
  • Anti printing pipe
  • Fusible plugs etc

3.What is a valve?
Ans.A valve is used to control the flow of fluid inside the pipeline.

4.Discuss the function of Safety, Stop, and Feed check valves?
Ans.Safety valve. This type of valve is used to keep the boiler safe by controlling the working pressure in the boiler and resist the blasting due to the high pressure; the valve is mounted with boiler. Stop valve. This type of valve is used to control the flow of steam from the boiler to the engine. Feed Check valve. This type of valve is used to control the supply of feed water to the boiler. The water level always remains constant when it works.

5.What kind of salary do you need?
Ans.A loaded question. A nasty little game that you will probably lose if you answer first. So, do not answer it. Instead, say something like, That’s a tough question. Can you tell me the range for this position? In most cases, the interviewer, taken off guard, will tell you. If not, say that it can depend on the details of the job. Then give a wide range.

(Written on: 21.10.2015)

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