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A spherical naphthalene ball exposed to the atmosphere loses volume at...

This question belongs to Engineering Maths Differential Equations
Differential Equations
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A spherical naphthalene ball exposed to the atmosphere loses volume at a rate proportional to its instantaneous surface area due to evaporation. If the initial diameter of the ball is 2 cm and the diameter reduces to 1 cm after 3 months, the ball completely evaporates in

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Correct Answer: Option A
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