The physical world: helicopters
The physical world: helicopters
An introduction to this album
11 Aug 2009
•
How helicopters fly
How helicopters fly
Marie and Tracey from the Royal Berkshire Ambulance Unit find out how helicopter rotors work.
11 Aug 2009
•
5mins
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Traditional rotor blades
Traditional rotor blades
How rotor blades are constructed to cut through the air and keep the helicopter off the ground.
11 Aug 2009
•
4mins
Modern rotor blades
Modern rotor blades
Large, high speed military helicopters test the limits of aerodynamics. Their rotors use cutting edge blade technology ... Read more
11 Aug 2009
•
2mins
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Controlling a helicopter
Controlling a helicopter
The tail rotor keeps the helicopter from rotating. The cyclic stick is responsible for speed, direction and altitude con... Read more
11 Aug 2009
•
5mins
Emergency landing
Emergency landing
If the engine cuts out, helicopters go into auto-rotation. Even if there is no engine power, the helicopter glides like ... Read more
11 Aug 2009
•
3mins
