How fast do helicopter blades spin?

Answer Helicopters in general have a blade speed of 300 knots (about 300 mph) when hovering and when moving forward they have a blade speed of about 400 knots (460 mph). If a helicopter has two blades, th... Read More »

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How fast can a coast guard helicopter go?

Answer Most typical helicopters can only go about 150mph or maybe a little faster. Compound helicopters or the V-22 Tilt-Rotor can fly at over 200mph or even 300mph.The maximum airspeed of a helico... Read More »

How fast can a radio-controlled model helicopter fly?

A radio-controlled model helicopter can fly at up to 50 miles per hour when kept on a level path. Specially designed helicopters that are used for competitions can fly up to 100 miles per hour.Sour... Read More »

How fast is the fastest helicopter rotor blade?

It is not the flammable liquid that ignites, but the vapors (or vapours for our British cousins) that ignite. Vapor can travel a considerable distance from the liquid to an unforeseen source of ign... Read More »

How fast does the earth spin per second?

At the equator, the earth spins at a speed of 1,070 miles per hour, or 460 miles per second. At higher latitudes, the spin rate becomes slower, because the earth is a globe.Source:StarrySkys: How F... Read More »