Question

A water tank has the shape of an inverted right circular cone with its axis vertical and vertex lowermost. Its semi-vertical angle is tan^-1(0.5). Water is poured into it at a constant rate of 5 cubic metre per hour. Find the rate at which the level of the water is rising at the instant when the depth of water in the tank is 4 m

Answer 1

heyy you figured it out

Answer 2

no no no no.. I think this one will not be asked in my exam, im referring my old papers, didn't want to waste your time on it unless I was sure of this

Answer 3

okie :)