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Across
- 2. are not steerable and drift with the wind
- 4. type of helicopter with four rotors
- 10. an aircraft that has long fixed wings and no engine and flies by gliding
- 11. this jets are designed for ultra long range charters
- 12. in the tiltrotor rotors are mounted at the ends of....
- 15. type of aircrafts whose are used to generate revenues for their owners
- 18. tandem rotor helicopters are mainly use as a large ... helicopters
- 19. an aircraft without wings that uses rotating wings called blades to fly
- 22. is a protected tail rotor of a helicopter operating like a ducted fan
- 23. these type of aircrafts are intended primary for pleasure flying, although advanced models are now used for training
- 26. type of aircraft whose is the most economical
- 28. component of the propulsion system for an aircraft that generates mechanical power
- 29. type of aircraft that carry a small number of passengers
- 30. an aircraft which generates lift and propulsion by way of one or more powered rotors mounted on rotating shafts or nacelles.
- 31. Helicopter system which avoids the use of a tail rotor. The system uses a fan inside the tail boom to build a high volume of low-pressure air
- 32. Also called fenestron
- 33. the main point of this component is delete induced drag
- 34. an aircraft which generates lift and propulsion by way of one or more powered rotors (sometimes called proprotors) mounted on rotating shafts or nacelles usually at the ends of a fixed wing
Down
- 1. currently Airbus Helicopters company
- 3. type of aircraft able to fly faster than the speed of sound
- 5. Aircraft heavier than air the rotor is not driven by a motor, but rotates due to autorotation
- 6. Fan inside the tail in NOTAR system is used to utilize the … effect
- 7. 737 is the most produced passenger aircrafts
- 8. is the main opponent to boeings company
- 9. allows aircrafts to stand on the ground
- 13. turning in opposite directions in same axis of rotation
- 14. enclosed helicopter tail rotor that operates like a ducted fan.
- 16. these rotors are a pair of helicopter rotors mounted one above the other
- 17. mechanically simple aerial vehicle whose motion is controlled by speeding or slowing multiple downward thrusting motor/propeller units.
- 20. Type of aircraft which include all non militarary planes eg. private and business planes and commercial airliners
- 21. move is created by the advancing movement of the rotorcraft in relation to the air
- 24. this helicopter has two large hoprizontal assemblies mounted one in front of the other
- 25. antoher name for Zeppelin
- 27. kinds of aircrafts whose powerplants allows higher speeds, but is still economical
- 30. type of rotor which balnced the gyroscopic moment generated by main rotor