Mathematics · Mensuration
A solid copper sphere of diameter 42 cm is melted and converted into a wire having a length of 28 cm. Then the diameter of the wire is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 142 cm✓
- 244 cm
- 350 cm
- 456 cm
Correct answer
42 cm
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