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?