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A body of mass 4 kg is attached to anoth...

A body of mass 4 kg is attached to another body of mass 2 kg with a massless rod. If 4 kg mass is at `(2hati + 5hatj)`m, and 2 kg mass at `(4hati + 2hatj)`m, find the centre of mass of that system.

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The correct Answer is:
`1/3(8hati + 12hatj)`m
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