If a solid sphere and solid cylinder of same mass and radius rotate about their own axis the M.I. will be greater for

Options

A. Solid sphere
B. Solid cylinder
C. Both (a) and (b)
D. Equal both

Answer

b

Explanation

M.I. of solid sphere `= (2)/(5) MR^(2)`
M.I. of solid cylinder `= (1)/(2) MR^(2)`
`I_("cylinder") gt I_("sphere")`