Doubt in rotation

Rotation again . Never seen anything like this . Pls help . Thank you.

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For Q 1. Use w=v/r here the value of velocity will be the horizontal component of it (vcos45) and u will get (A) as the answer and length of rod is 5

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@Harish_R ok but actually my doubt was q2 and q3 . thank you very much

Plzz chk the ans


@Abhinav.08 thank you so much. major concept cleared today . thanks again

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