the diameter of a metallic sphere is 6 CM the sphere is melted and drawn into a wire of uniform cross section if length of the wire is 36 find the radius
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Answer:
0.1cm
Step-by-step explanation:
Radius of sphere = 3 cm
Now volume of sphere = 4/3π(3)3
Now sphere is melted and draw into wire
Volume of sphere = Volume of cylinder formed
4/3π(3)3=πr2×3600
36π=r2x3600π
l=r2x100
r2=1100
r=110cm=0.1cm
Anonymous:
i it 36 cm or m. my anwer i when it i 36m
can u explain it
what u have said
i didn't understand
in your question the unit of the length of wire is not mentioned.
it is 36meter
then 0.1cm is the answer.
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