12 spheres of the same size are mode from melting a solid cylinder of 16 cm diameter and 2 cm height what is the diameter of each sphere is
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Volume of culinder = 12×× volume of sphere
π(8)2×2=12×43πr3π(8)2×2=12×43πr3
r3=8×8×2×312×4r3=8×8×2×312×4
r=2×2×2−−−−−−−√=2cmr=2×2×2=2cm
r=2cmr=2cm
d=4cm
Volume of culinder = 12×× volume of sphere
π(8)2×2=12×43πr3π(8)2×2=12×43πr3
r3=8×8×2×312×4r3=8×8×2×312×4
r=2×2×2−−−−−−−√=2cmr=2×2×2=2cm
r=2cmr=2cm
d=4cm
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