Explain various powerplants.

Explanation should include the following concepts:

An aircraft engine or powerplant produces thrust to propel an aircraft.
Reciprocating engines and turboprop engines work in combination with a propeller to produce thrust.
Turbojet and turbofan engines produce thrust by increasing the velocity of air flowing through the engine.
These powerplants also drive the various systems that support the operation of an aircraft.

PLT343

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