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NEET 2021 Model Test Paper 5

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Question : 29

Total: 180

A uniform rod AB of length l and mass m is free to rotate about point A. The rod is released from rest in the horizontal position. Given that the moment of inertia of the rod about A is

, theinitial angular acceleration of the rod will be :-

2g
3l
‌mg‌
l
2
3
2
‌gl
3g
2l

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