Preview Questions Power Plant Operator | Role Specific Skill

Question 1: What is the primary objective of optimizing the heat rate in a thermal power plant?

Which action should you take?

Choose only one option

To minimize the fuel consumption per unit of electricity generated

To maximize the operational lifespan of equipment

To reduce emissions from the plant

To increase the plant's capacity factor

Question 2: What is the effect of using variable frequency drives (VFD) in a power plant's pumping systems?

Which action should you take?

Choose only one option

They optimize the performance of the power transmission systems

They reduce energy consumption by controlling the motor speeds

They help balance the energy generation during off-peak hours

They increase the efficiency of the cooling system

Question 3: What should be done first when a critical component failure is detected in the power plant's control system?

Which action should you take?

Choose only one option

Shut down the system to prevent further damage

Attempt to isolate the failed component

Activate backup systems to maintain operations

Notify the maintenance department immediately

Question 4: In turbine control systems, what parameter is typically used to prevent overspeed conditions?

Which action should you take?

Choose only one option

Governor valve position

Lubrication pressure

Load measurement

Rotor speed feedback

Question 5: What is the main advantage of using vibration analysis in the maintenance of rotating equipment?

Which action should you take?

Choose only one option

Predicting bearing failure

Identifying excess wear and tear

All of the above

Detecting imbalance and misalignment

Question 6: What type of sensor is most commonly used for monitoring gas turbine exhaust temperatures?

Which action should you take?

Choose only one option

Thermocouple

RTD (Resistance Temperature Detector)

Infrared sensor

Bimetallic