12 sphers of same size are made from melting a cylinder of 16 CM diameter and 2 centimetre height find the diameter of each sphere
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The volume of sphere=4/3πr^3
The volume of cylinder=πr^2h
12×(4/3πr^3)=πr'^2h
16πr^3. =πr'^2h
16r^3=r'^2h
16r^3=8×8×2
r^3=8
√r^3=√8
r=2cm
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