The radius of the base and height of a metallic solid cylinder are r c – McqOptions

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1.	The radius of the base and height of a metallic solid cylinder are r cm and 6 cm respectively. It is melted and recast into a solid cone of the same radius of base. The height of the cone is :
A.	cm
B.	8 cm
C.	7 cm
D.	4 cm
Answer» C. 7 cm

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