Hi friend I am really getting big problem in solving this question which is related to Rotational dynamics. Please help me in solving this. I will be heartily thankful to u all guys.(adsbygoogle = window.adsbygoogle || []).push({});

The question is as follows :

https://fbcdn-sphotos-f-a.akamaihd.net/hphotos-ak-ash3/549594_2636991701343_1266262284_n.jpg

I am always getting the answer as Option (a) But the answer of this question is (d).

I am attaching all the attempts as an jepg image along with it. Please friends go through it and Please help me.

3. The attempt at a solution

1. The problem statement, all variables and given/known data

2. Relevant equations

3. The attempt at a solution

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# Homework Help: Rotational Dynamics Problem

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