Features

August 2015 Issue

Blowin’ In The Wind

The FAA calls prop wash “thrust stream turbulence.” Whatever you call it, ignore it at your peril.

When your plane is stationary, it’s a good time to consider Isaac Newton’s First Law of Motion, regarding inertia. It essentially tells us a great deal of energy is required to convert your airplane’s gross weight at rest into your airplane’s gross weight in motion. In other words, it takes a lot of throttle to get things moving. When your advance the throttle(s)is the time to think about Newton’s Third Law of Motion, which states a force in one direction creates an equal force in the opposite direction.

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