Q. 145.0( 6 Votes )

A sphere of diameter 15.6 cm is melted and cast into a right circular cone of height 31.2 cm. Find the diameter of the base of the cone.

Answer :

Given,


When we convert any object into another shape the volume will remain same.


Radius of sphere =


Radius of cone = r cm


Volume of sphere = volume of cone






r2 = 60.84


r = 7.8cm


d = 2 × r = 2 × 7.8 =15.6 cm


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