if the earth is treated as a sphere of r...

if the earth is treated as a sphere of radius Radn mass M, Its angular momentum about the axis of its rotation with period T, is

`(piMR^(3))/(T)`

`(MR^(2)pi)/(T)`

`(2piMR^(2))/(5T)`

`(4piMR^(2))/(5T)`

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