![Two solid hemisphere of radius 9 cm and 7 cm respectively are melted to form a metallic cone of radius 15 cm, what is the height of the cone (in cm)](https://www.gkseries.com/blog/wp-content/uploads/2024/04/Two-solid-hemisphere-of-radius-9-cm-and-7-cm-respectively-are-melted-to-form-a-metallic-cone-of-radius-15-cm-what-is-the-height-of-the-cone-in-cm.jpg)
Two solid hemisphere of radius 9 cm and 7 cm respectively are melted to form a metallic cone of radius 15 cm, what is the height of the cone (in cm)
(a) 9.52 cm
(b) 8.76 cm
(c) 7.64 cm
(d) 8.52 cm
Sol:
![](https://www.gkseries.com/blog/wp-content/uploads/2024/04/image-248-1024x501.png)
h = 9.52 cm.
Two solid hemisphere of radius 9 cm and 7 cm respectively are melted to form a metallic cone of radius 15 cm, what is the height of the cone (in cm)
(a) 9.52 cm
(b) 8.76 cm
(c) 7.64 cm
(d) 8.52 cm
Sol:
h = 9.52 cm.
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