a wire diameter 1cm is prepared by melting a sphere of radius 6cm what will be the length of the wire
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volume of sphere=volume of cylinderical wire
4/3πr^3=πR^2h
4/3π×6×6×6=π×1/2×1/2×h
4×2×6×6=1/4×h
h=16×2×36
=32×36
=1152
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