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Prop Pitch / Rubber Motor Balance

This video explores the relationships of prop pitch and rubber motor thickness in terms of plane climb and duration for indoor duration model airplanes. It also introduces variable pitch props, including the Flaring prop, useful for taming the rubber motor in low ceiling environments. Content: 0:00 Intro 1:10 Forces on an Airplane 2:55 Energy, Work, and Power for rubber-powered airplanes 13:58 Comparison to electric motor airplanes 16:09 Rubber Torque Curve: Fixed Pitch Prop Adjustments 24:55 Changing rubber to match the prop 28:12 Variable Pitch Propeller 32:31 Flaring Propeller: Poor Man's VP 39:54 Summary and closing remarks #freeflight #indoorfreeflight #scienceolympiad #rubber Join the National Free Flight Society today! https://freeflight.org/product-catego...