Preview Questions Boiler Operator | Role Specific Skill

Question 1: What should a boiler operator do when the high-pressure alarm on a boiler is triggered?

Which action should you take?

Choose only one option

Increase the fuel supply to stabilize pressure

Check the water level in the sight glass

Open the safety valve to release excess pressure

Shut down the boiler immediately

Question 2: What is the role of an air preheater in boiler maintenance?

Which action should you take?

Choose only one option

To preheat the combustion air

To remove excess moisture from combustion gases

To reduce the fuel consumption

To increase the temperature of the feedwater

Question 3: Why is it important to maintain a correct air-fuel ratio in a boiler combustion process?

Which action should you take?

Choose only one option

To reduce water usage by lowering the steam production rate.

To maintain the boiler's pressure at an optimal level.

To ensure complete combustion, maximizing energy efficiency and minimizing emissions.

To reduce the cost of fuel by minimizing air supply.

Question 4: What is the effect of improper fuel grading in a pulverized coal-fired boiler?

Which action should you take?

Choose only one option

Reduced risk of slagging

Increased steam generation

Uneven combustion and reduced efficiency

Increased fuel savings

Question 5: What is the primary reason for installing a safety valve on a boiler?

Which action should you take?

Choose only one option

To ensure proper water treatment is maintained

To control fuel consumption efficiently

To monitor the boiler's operational temperature

To prevent overpressure and potential rupture of the boiler

Question 6: In a boiler's fuel management system, what is the function of a fuel flowmeter?

Which action should you take?

Choose only one option

To measure the amount of fuel being supplied

To monitor the fuel pressure

To detect fuel impurities

To control the fuel combustion rate