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A small hole is made at the bottom of a symmetrical jar as shown in figure. A liquid is filled in to the jar up to a certain height. The rate of dissension of liquid is independent of level of the liquid in the jar. Then the surface of jar is a surface of revolution of curve

A

`y = k x^(4)`

B

`y = k x^(2)`

C

`y = k x^(3)`

D

`y = k x^(5)`

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The correct Answer is:
A
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