1.

f the ssolid is 104a cylinder with hemispherical ends. If the whole length of thehe Internal surface area oA solid is composed ofwith heand the radius of each of the hemispherical ends is 7 cm, find the costCBSE 2006C]of polishing its surface at the rate ofer dm10 pe15. A cylindrical vancol

Answer»

please take pai as 22 up on 7



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