Spherical raindrop with radius a cm was falling from height b cm above the ground. If the water vapor accumulates them at a rate of lg m / cm2 / sec. The only effective force is the weight. Prove that when it arrives the ground has a radius
Spherical raindrop with radius a cm was falling from height b cm above the ground. If the water vapor accumulates them at a rate of lg m / cm2 / sec. The only effective force is the weight. Prove that when it arrives the ground has a radius
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