Which three primary sections make up a gas turbine engine and what are their basic functions?

• A. The compressor increases air pressure, the combustor adds and combusts fuel to produce high-energy gases, and the turbine extracts energy to drive the compressor and produce shaft power.
• B. Intake raises air flow; Burner heats air; Exhaust removes energy
• C. Generator spins turbine; Nozzle shapes flow; Cooler reduces temp
• D. Diffuser slows air; Combustor cleans fuel; Gearbox increases power

Answer: (A)