Monday, August 17, 2015

INSTANT HERO


CHESLEY SULLENBERGER III
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Amazing Captain!





US Airways Flight 1549

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APU (Auxilliary Power Unit)






Full story





Power engine failed after bird strike!

At an altitude of 3200 ft

A rapid descent at 18 ft/sec

3 minutes for impact







         Less than 3 minutes to fix problem

         to save the lives of 155 passengers







The captain had maintain 
the level of the plane

















good teamwork, both coordinating 
till the end.


























Thursday, August 13, 2015

SPEED


AIRSPEED

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Wind
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  Headwind


  Tailwind


  Ground speed








 True speed



  Crossing wind
  IAS 

  TAS 








KNOTS CONVERSION

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AERODYNAMICS



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https://www.grc.nasa.gov/www/K-12/airplane/bga.html