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If two solid hemispheres of same base ...

If two solid hemispheres of same base radius r are joined together along their bases, them curved surface area of the this new solid is

A

`4pir^(2)`

B

`6pir^(2)`

C

`3pir^(2)`

D

`8pir^(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
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