Question
Tue January 10, 2012 By: Garg Ishita
 

a water tank has the shape of an inverted right circular cone with its axis vertical and vertex lower most.its semi-vertical angle is tan inverse 1/2.water is poured into it at a constant rate of 5 cubic metres per minute.find the rate at which the level of water is rising at the instant when the depth of water in the tabk is 10m.

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Tue January 10, 2012
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