A drop of water in a rain cloud has diameter D = 42.5 m (Fig. P1022). The

A drop of water in a rain cloud has diameter D = 42.5 μm (Fig. P10–22). The air temperature is 25°C, and its pressure is standard atmospheric pressure. How fast does the air have to move vertically so that the drop will remain suspended in the air?

FIGURE P10–22

Transcribed Image Text:

D P, H