Created by StemPy LabA drop of water of radius is sprayed into identical tiny droplets. The surface tension of water is . Ignoring any change in temperature, the work needed to do this is closest to
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← Two stars of masses M and 2M form a binary system. They move in circles about their common centre of mass, always staying a distance d apart. If G is the gravitational constant, the period of their motion isA cup of liquid cools from 60°C to 50°C in 10 minutes in a room kept at 25°C. Assuming Newton's law of cooling holds, what will its temperature be after another 10 minutes? →
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