Fact about Helicopter

•Helicopters are agile aircraft capable of taking off and landing vertically, hovering and flying in different directions.

•The first flight was in 1936.

•The fastest speed was around 400kph.

• The largest distance travelled in a helicopter without landing was 3562 Km.

• It was never built.

• A feather model helicopter was constructed by the Frenchmen launoy and bienvenu in 1784.In 1843 George Cayla built a steam driven helicopter.