Gas Turbine Engine Start-up Quiz

How can rough sea states affect the start-up of a gas turbine engine?

• Water ingestion

• Increased loads on the engine

• Vibration

• All of the above

What can impact the reliability of a gas turbine engine's start-up related to its condition?

• Component wear

• Fouling

• Lubrication

• All of the above

Why is fuel quality important in gas turbine engine performance?

• It affects ignition time

• It influences combustion efficiency

• It prevents overheating

• It controls the turbine rotation speed

What are the consequences of exceeding a gas turbine engine's temperature limits?

• Increased fuel consumption

• Component damage

• Vibration

• Loss of power

Why are pressure limits set in a gas turbine engine?

• To avoid mechanical failures

• To improve efficiency

• To control airflow

• To increase fuel consumption

What is the primary purpose of setting speed limits for gas turbine engines?

• Preventing overspeed or underspeed conditions

• Enhancing performance

• Reducing vibration

• Increasing fuel efficiency

Excessive vibration in a gas turbine engine may indicate:

• Fuel contamination

• Air intake blockage

• Component imbalance or failure

• Lubrication system failure

What parameter is closely monitored to prevent turbine damage?

• Engine speed

• Vibration levels

• Exhaust gas temperature

• Oil pressure

Why is a visual inspection necessary after maintenance or repair of a gas turbine engine?

• To check for oil levels

• To ensure there is no visible damage

• To verify system pressure

• To confirm airflow through the engine

Which of the following is a key component of the pre-start checks?

• Checking oil, coolant, and fuel levels

• Inspecting the exhaust system

• Verifying turbine speed

• Replacing the fuel filters