Question
Asked Oct 21, 2019
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An inverted conical water tank with a height of 12ft and a radius of 6ft ft is drained through a hole in the vertex at a rate of 2ft3/s What is the rate of change of the water depth when the water depth is 3ft​?

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Expert Answer

Step 1
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Given that the height of water tank is 12 feet and radius is 6 feet 6 ft 12 ft

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Step 2
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ft3 Water is drained through a hole in the vertex at a rate of 2 dv ft3 2 So, dt The volume of the cone is calculated as follows

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