1 Asonતુ
1 એપિસોડ
The Secret of Flight - Season 1 Episode 7
Discusses and demonstrates the problem of drag created by friction and turbulence. Explains the need for a high ratio of lift to drag' to produce an aircraft with good performance characteristics. Illustrates with diagrams and models in the wind tunnel, also uses high speed photography of air movement over a wing in the wind tunnel.
- વર્ષ: 1959
- દેશ: United States of America
- શૈલી: Documentary
- સ્ટુડિયો: PBS
- કીવર્ડ: educational, historical documentary
- ડાયરેક્ટર: Sam Becker
- કાસ્ટ: Alexander Lippisch
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