1.

If a solid sphere of radius 10 cm is melted to stretch into a wire of 1000 cm, then curved surface area of the wire is ________

A. \[7005\,c{{m}^{2}}\]
B. \[7266.72\,c{{m}^{2}}\]
C. \[3268.66c{{m}^{2}}\]
D. \[8645.55c{{m}^{2}}\]
Answer» C. \[3268.66c{{m}^{2}}\]


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