For N-22, C-72, Boeing 106, and Goettingen 398 airfoils, negative maximum lift coefficients were found to be approximately half positive; but for M-6 and CYH, which have less effective camber, negative values were, respectively, 0.8 and 0.6 of positive values. (Supp.)


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    Title :

    Aerodynamic characteristics of six commonly used airfoils over large range of positive and negative angles of attack


    Additional title:

    Nat. Advisory Committee Aeronautics -- Tech. Notes


    Contributors:


    Publication date :

    1931


    Size :

    5 pages


    Remarks:

    6 Figs. on plates


    Type of media :

    Report


    Type of material :

    Print


    Language :

    English


    Keywords :