A wind-tunnel investigation of helicopter directional control in rearward flight in ground effect /
An investigation was conducted in the Langley full-scale tunnel to study the aerodynamics that produce directional-control problems for a helicopter with a tail rotor in low-speed rearward flight in ground effect. A helicopter model mounted close to the tunnel floor was tested in tail winds from 0 t...
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| Format: | Government Document Book |
| Language: | English |
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Washington, D.C. :
National Aeronautics and Space Administration : [For sale by the Clearinghouse for Federal Scientific and Technical, Springfield, Virginia 22151],
1971
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| Series: | NASA technical note ;
D-6118 |
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Internet
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| Call Number: |
ISIL:US-CST NASA TN D-6118 |
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