Question 1
A burner should never be ignited on a hot furnace wall because:
- The burner may not work properly.
- It would increase maintenance time on equipment.
- There could be danger of explosion.
Auxiliary Boiler Plant
CBT 28 questions
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Question 2
After the economizer the feed water is entering:- A perforated feed pipe inside the upper secondary drum.
- The desuper-heater control valve.
- The suction side of the feed water pump.
Question 3
Before firing the boiler, the oil is heated and re-circulated to:- To avoid wastage of oil.
- To reach every oart of the circulating system.
- So that it is at the correct viscosity at the burners.
Question 4
For how long should you be firing the boiler before you reach working pressure?- Depending on the size and design of the actual boiler.
- 15-30 minutes.
- Continuously.
Question 5
For how long should you be purging before you fire the boiler?- 10-15 minutes.
- 10-15 seconds.
- 2-4 minutes.
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About this CBT test
Auxiliary Boiler Plant is a CBT test with 28 questions and verified answers. Common topics include: control system, boiler, pressure, water, steam, high, level, burners.
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