A wire with diameter 1 cm is prepared by melting a sphere of radius 6 centimetre what will be the length of wire?
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hey here is your answer
vol of sphere = 4÷3πr3
r = 6 cm
4÷3×22÷7×6×6×6=
847.8cm 3
vol of cylinder = πr2h
848(approx)=3.14×0.5×0.5×h
848=0.785h
848÷0.785
1080.25cm = h
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