A rod of length L has non-uniform linear mass density given by \rho(x)=a+b(x/L)^2 , where a and b are constants and 0 \leq x \leq L. The value of x for the centre of mass of the rod is at : [9 Jan 2020 Shift 2]

Correct Answer is : 34(2a+b3a+b)L

JEE Main 9 Jan 2020 Shift 2 Solved Paper

Section: Physics

Question : 3 of 75

Marks: +1, -0

A rod of length L has non-uniform linear mass density given by ρ(x)=a+b(

)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 :

[9 Jan 2020 Shift 2]

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