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A cylindrical, gas container is closed a...

A cylindrical, gas container is closed at the top and open bottom. If the iron plate of the top is 5/4 times as thich as the plate forming the cylindrical sides, the ratio of the radius to the height of the cylinder using minimum material for the same cpacity is

A

4

B

5

C

`4//5`

D

20

Text Solution

Verified by Experts

The correct Answer is:
C
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DIPTI PUBLICATION ( AP EAMET)-APPLICATIONS OF DIFFERENTIATION-EXERCISE 1E (MAXIMA AND MINIMA)
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