How Do I Solve This Rotational Motion Problem?

[coldblood]

Hi friends,
Please help me in solving this problem, I'll appreciate the help.

The problem is as:

https://fbcdn-sphotos-h-a.akamaihd.net/hphotos-ak-frc3/q71/s720x720/1390659_1461728134054292_1386292618_n.jpg


Attempt -

https://fbcdn-sphotos-c-a.akamaihd.net/hphotos-ak-ash3/q84/s720x720/1525033_1461728557387583_1961156759_n.jpg


Thank you all in advance.

 

[mishek]

Try to calculate moment around point A or B. I don't think your equation tan37° is valid.

 

[coldblood]

Try to calculate moment around point A or B. I don't think your equation tan37° is valid.

Thanks dear, I got the answer. I was making the last equation in the wrong manner. I was only considering N₁ ans N₂ and forgot about the other forces which are acting there.

 

[coldblood]

The problem has been cleared.