question_answer

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 : [JEE Main Solved Paper-2015 ]

A) \[\frac{5h}{8}\]                                

B) \[\frac{3{{h}^{2}}}{8R}\]

C)  \[\frac{{{h}^{2}}}{8R}\]                                

D) \[\frac{3h}{4}\]

Correct Answer: D

Solution :