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Two metallic right circular cones hav...

Two metallic right circular cones having their heights 4.1 cm and 4.3 cm and the radii of their bases 2.1 cm each, have been melted together and recast into a sphere. Find the diameter of the sphere.

A

`6.3`

B

`1.4`

C

`3.5`

D

`4.2`

Text Solution

Verified by Experts

The correct Answer is:
D
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