1.

Distance of the centre of mass of a solid uniform cone from its vertex is \[{{z}_{0}}\]. If the radius of its base is R and its height is h then \[{{z}_{0}}\] is equal to

A. \[\frac{{{h}^{2}}}{4R}\]        
B. \[\frac{3{{h}^{{}}}}{4}\]
C. \[\frac{5{{h}^{{}}}}{8}\]                  
D. \[\frac{3{{h}^{2}}}{8R}\]
Answer» C. \[\frac{5{{h}^{{}}}}{8}\]                  


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