A rod of length L has non-uniform linear mass density given by (x)=a+b ( x L )^2, where a and b are constants...

Question

A rod of length L has non-uniform linear mass density given by (x)=a+b ( x L )^2, where a and b are constants and 0 x L. The value of x for the centre of mass of the rod is at -

Accepted Answer

(D)

JEE Main 2020 Physics question

Solution