physical
posted by Janaiby .
A solid cylinder has a radius of 0.051 m and a height of 0.0030. The cylinder is composed of two different materials with mass densites of 1950 kg/m3. If each of the two materials occupies an equal volume, what is the mass of the cylinder?

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Elena
m=ρV=ρπr²h=1950•π•0.051²•0.003=0.048 kg
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