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In which o the following cases the centr...

In which o the following cases the centre of mass of a rod is certainly not at its centre?

A

The density continuously increases-from left to right.

B

The density continuously decreases from left to righ.

C

The density decreases from left to right upto the centre and then increase

D

The density increases from left to right upto the centre and then decrease.

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The correct Answer is:
A, B
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