Question: A winch released UAS must be launched with a minimum airspeed of 3 m/s. The vehicle is launched at 1.5 meters and the vehicle must

A winch released UAS must be launched with a minimum airspeed of 3 m/s. The vehicle is launched at 1.5 meters and the vehicle must attain its launch velocity and climb out above 0.5 meters. The target launch velocity is 15 m/s.

  • What is the maximum time permitted from release to attaining the vehicle's launch velocity before reaching the minimum altitude threshold?
  • Using the impulse-momentum equation, determine the minimum line tension to attain the launch velocity before reaching the minimum altitude threshold?


2. A hand launched UA weighing 10 lb attains a launch velocity of 15 kts. If the wing has an aspect ratio of 8 and a

  • What is the maximum wing loading?
  • What is the minimum wing area?
  • What is the wing span?

3. A hand launched UA weighing 10 lb attains a launch velocity of 15 kts. If the wing has an aspect ratio of 8 and a

  • What is the maximum wing loading?
  • What is the minimum wing area?
  • What is the wing span?


4. A pneumatic launch of an unmanned aircraft applies a 10 g acceleration to attain a 70 knot launch speed. At what is the acceleration stroke length of the air vehicle to it attains its launch velocity?

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Answer To calculate the maximum time permitted from release to attaining the vehicles launch velocity before reaching the minimum altitude threshold we need to consider the motion of the vehicle durin... View full answer

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