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A sphere, a cylinder and a cone have the...

A sphere, a cylinder and a cone have the same radius and same height then the ratio of their curved surface areas is ……….

A

`1:3:4`

B

`4:4:1`

C

`1:5:sqrt(3)`

D

`4:4:sqrt(5)`

Text Solution

Verified by Experts

The correct Answer is:
D
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