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A rod of length L is of non uniform cros...

A rod of length L is of non uniform cross-section. Its mass per unit length varies linearly with distance from left end. Then its centre of mass from left end is at a distance. (Take linear density at left end=0).

A

`1.5 m`

B

`2 m`

C

`2.5 m`

D

`3 m`

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a
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