Download or read book Effect of Length of Handley Page Tip Slots on the Lateral-stability Factor, Damping in Roll written by Fred E. Weick and published by . This book was released on 1932 with total page 490 pages. Available in PDF, EPUB and Kindle. Book excerpt: The optimum length of slot for satisfactory damping in roll over a large range of angles of attack was found to be slightly over 50 percent of the semispan for the form of slot tested.