1.

The rotation speed must allow the aircraft to rotate into lift-off attitude.(a) True(b) FalseThe question was posed to me by my school principal while I was bunking the class.Question is taken from Take-off Performance topic in portion Take-off and Landing Performance of Aircraft Performance

Answer»

The CORRECT choice is (a) True

Explanation: The rotation speed MUST allow the aircraft to ROTATE into lift-off attitude before the lift-off speed is being achieved by the aircraft. Just before reaching lift-off speed the aircraft ROTATES into a nose-up altitude which is equal to the lift-off angle of attack.



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