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    related to: sikorsky helicopters
  1. It is the net force on on the truck which will equal the tension T in the cable : ∑F = ma = T – mg T = m(a +g) = 5,000kg(1.5m/s² + 9.8m/s²) = 57kN (57,000N rounded) Hope this helps.

    3 Answers · Science & Mathematics · 01/05/2009

  2. Leonardo invented. Sikorsky engineered.

    4 Answers · Science & Mathematics · 08/06/2008

  3. airplane - wright brothers hot air ballon - Montgolfier brothers helicopter - Sikorsky

    12 Answers · Science & Mathematics · 20/07/2006

  4. ...you know what your angle of the blade is, you can figure out how high the helicopter will go up in one revolution. Now the next thing is to know your...

    2 Answers · Science & Mathematics · 29/01/2008

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