Image for NASA Document NASA-TN-D-56. Equipment Used In Investigation. Document Title: An investigation to determine conditions under which downwash from VTOL aircraft will start surface erosion from various types of terrain Figure 2. Equipment Used In Investigation
Figure 12(a) Effects of Inclining Water. Figure 12(b) Sand. NASA document NASA-TN-D-56 An investigation to determine conditions under which downwash from VTOL aircraft will start surface erosion from various types of terrain
Figure 12(a) Effects of Inclining Water. Figure 12(b) Sand. NASA document NASA-TN-D-56 An investigation to determine conditions under which downwash from VTOL aircraft will start surface erosion from various types of terrain