Some propeller-driven aircraft are used primarily ... and jets would burn too much fuel and push the aircraft too fast to linger in an area without wasting a great deal of energy.

Propeller planes don't have jets, right? That's the definition. In fact, some do! Many larger and faster propeller planes, like the 60s British turboprop HS 748 and the M700 Fury, Piper's fastest ...

Pioneered by Orville and Wilbur Wright, these breakthroughs included wing warping, which allowed them to control their machine in the roll axis, and the most efficient propeller the world had ever ...

This is evidenced by there not being any propeller driven aircraft that can exceed Mach 1. Since an aircraft can’t reach those speeds with a propeller, it follows that a wind tunnel cannot be ...