Math, asked by janithnreddy, 5 months ago

A copper rod of radius lcm and length 10cm is drawn into a wire of length 40m of uniform thickness.
Find the diameter of the wire.
A solid metal cylinder of radius 14cm and height 21cm is melted and recast into spheres of radius​

Answers

Answered by shubham12785
1
Radius of copper rod will be 0.025cm
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