An aluminum canoe moves horizontally along the surface of a lake at 3.5 mi/h (Fig. P10106E). The

Question:

An aluminum canoe moves horizontally along the surface of a lake at 3.5 mi/h (Fig. P10–106E). The temperature of the lake water is 50°F. The bottom of the canoe is 20 ft long and is flat. Is the boundary layer on the canoe bottom laminar or turbulent?

FIGURE P10–106E