A solid cylindrical iron rod 28 cm long and 6 cm in diameter is melted and recast…

MATHEMATICS · Subjective · CBSE · Mathematics · Surface Areas and Volumes · Surface Areas and Volumes

Problem

A solid cylindrical iron rod 28 cm long and 6 cm in diameter is melted and recast into identical solid spheres each of diameter 3 cm. Find the number of spheres obtained.

Related theory

Volume of Solids
Composite Solids
Mensuration
Combination of solids
Conversion between solids (melting and recasting)
Surface Areas and Volumes

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