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A right circular cylinder just enclose a...

A right circular cylinder just enclose a sphere of radius r
Find ( i) surface area of the sphere
(ii) curved surface area of the cylinder
(iii) ratio of the areas obtained in (i) and (ii)

Text Solution

Verified by Experts

The correct Answer is:
(i) `4pir^(2)`
(ii) `4pir^(2)`
(iii) 1:1
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