1
COMEDK 2025 Morning Shift
MCQ (Single Correct Answer)
+1
-0
A solid S is made from a cylinder surmounted by a hemisphere on top with both its circular faces sharing a common centre. The radius of cylinder and radius of hemisphere are $x \mathrm{~cm}$. The height of the cylinder is $(20-4 x) \mathrm{cm}$ and the volume of S is $V=\frac{1}{3} \pi y$. Find the maximum value of $y$.
2
COMEDK 2024 Evening Shift
MCQ (Single Correct Answer)
+1
-0
$$ \text { The rate of change of the volume of a sphere with respect to its surface area } \mathrm{S} \text { is } $$
3
COMEDK 2024 Evening Shift
MCQ (Single Correct Answer)
+1
-0
The turning point of the function $$y=\frac{a x-b}{(x-1)(x-4)}$$ at the point $$P(2,-1)$$ is
4
COMEDK 2024 Evening Shift
MCQ (Single Correct Answer)
+1
-0
The side of a cube is equal to the diameter of a sphere. If the side and radius increase at the same rate then the ratio of the increase of their surface area is
Questions Asked from Application of Derivatives (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
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