Mathematics, 16.12.2019 05:31 maksimgelmud7
Ahollow cylindrical iron pipe with external and internal radii 8cm and 6cm respectively and length 35 cm is melted and recast into a solid wire of thickness 2.8 cm .find the length of wire.
Answers: 1
----> the radius is half the diameter (thickness)
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Ahollow cylindrical iron pipe with external and internal radii 8cm and 6cm respectively and length 3...
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