Back
Calculate Your Propeller’s Tip Speed
An example by Andy Lennon shows how to calculate the speed of a model’s prop at the tips of its blades. If we assume a 10-inch diameter prop, then the circumference the prop tip circumscribes in a single revolution is: 10 inches (the diameter) times 3.1416 (pi) = 31.4 inches. If that prop is spinning at 10,000 rpm, the tip travels a distance of 314,000 inches in 1 minute. Dividing that number by 12 shows...
PARDON THE INTERRUPTION
Purchase Options
Tech & Howto channel
From building techniques to radio setup to engine installation and more.
All-Access membership
Become an ace with the Model Airplane News ALL-ACCESS MEMBERSHIP! From loops and rolls to crosswind landings, our pro tips will make you the best RC pilot on the flightline. Model Airplane News covers the entire spectrum of RC aircraft, with reviews and how-tos on scale warbirds, 3D aerobats, jets, and more.
You May Also Enjoy Our Monthly Magazine Subscription
