Application of DerivativeHard
Question
Sand is pouring from a pipe at the rate of 12 cm3/sec. The falling sand forms a cone on the ground in such a way that the height of the cone is always one-sixth of the radius of the base. How fast is the height of the sand-cone increasing when the height is 4 cm
Options
A.48π cm / sec
B.1 / 48π cm / sec
C.58π cm / sec
D.1 / 58π cm / sec
More Application of Derivative Questions
The point on the curve y = x2 - 3x + 2 at which the tangent is perpendicular to the line y = x is-...The point where the tangent to the curve xy + 4 = 0 is equally inclined with both axes are-...The points on the curve 9y2 = x3 where the normal to the curve cuts equal intercepts from the axes are-...The coordinates of the points on the curve x = a (θ + sin θ), y = a (1−cos θ), where tangent is inc...If sum of n terms of a sequence is given by Sn = 3n2 - 5n + 7 & tr represents its rth term, then -...