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POF H feedback Apr 2018

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  • POF H feedback Apr 2018




    POF H Apr 2018

    mainly Q bank plus:

    Q) complete the sentence about what happens in a spiral dive

    A) drop down word options about static stability, lateral stability, longitudinal dynamic stability, pitch stability (quite tricky)

    Q) what is the correct statement below regarding a rotor speed is true in a climbing powered flight

    A)

    1-tail rotor tip speed is 6 times faster than main rotor tip speed in a climb

    2-tail rotor speed is faster than 6 times the main rotor tip speed in a climb

    3-you are unable to change the orientation of the tail rotor in flight

    4-unsure

    Q) In mechanical twist of the blade complete the sentence

    A) Looking for larger angle of incidence from root to tip -ie. washout

    Q) Rewording of fenestron in the hover in the bank

    A) decreasing static P giving more thrust for the fan

    Q) Where on the power required graph shows the maximum power available to climb?

    A) went for option 1.

    1- maximum vertical distance between required and available power

    2-maximum horizontal distance between required and available power

    3-minimum vertical distance between required and available power

    4-minimum vertical distance between required and available power
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