evaporation As a spherical raindrop falls, it reachesa layer of dry air and begins to evaporate at a rate that isproportional to its surface area (S = 4r2). Show that theradius of the raindrop decreases at a constant rate.

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Q: Water is flowing at the rate of 3 km/hr theough a circular pipe of 20 cm internao diameter into a…

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Q: 18. Sand is falling into a cylindrical tank at a rate of 15 cubic feet per minute. The radius of the…

A: Please follow the next step.

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Differential Equations

Have you ever observed the movement of the satellites and rockets or how the planets go around the sun in their orbits? How will you determine their motion? Definitely they follow some scientific laws and these kinds of problems are framed as differential equations.