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The centre of mass of a, non uniform rod...

The centre of mass of a, non uniform rod of length L whose mass per unit length p varies as p =`(kx^(2))/(L)`where k: is a constant and x is the distance of any point from one end, is (from the same end):

A

`(3L)/(4)`

B

`(L)/(8)`

C

`(K)/(L)`

D

`(3K)/(L)`

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The correct Answer is:
A
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