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Mathematics 8 Online
OpenStudy (goformit100):

A water tank has the shape of an inverted right circular cone with its axis vertical and vertex lower most. Its semivertical angle is      −  2 1 tan 1 Water is poured into it at a constant rate of 5 cubic meter per minute. Find the rate at . which the level of the water is rising at the instant when the depth of water in the tank is 10m.

OpenStudy (aravindg):

what are those squares in qn ?

OpenStudy (aravindg):

can u type qn properly?

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