Bernoulli Effect.The Bernoulli Effect is that a moving fluids (liquids or gasses) have an internal pressure inversely proportional to their velocity. A venturi in a carburetor or in a HVAC system is...
On prop driven aircraft the torque created by the engine, along with other forces, creates a left turning tendency. The pilot must compensate for this by adding right rudder.
Addendum.
Keep in mind...