Solving a Force Problem: Tips and Tricks for Finding the Correct Answer

[thunderhadron]

The problem is as such:



Attempt:



But the book says answer is option A

Thank you all in advance.

 

[voko]

I do not see any error in the solution. Perhaps somebody else will.

 

[thunderhadron]

OK voko thank's I will wait for other replys.

 

[thunderhadron]

Please see one more issue.

https://www.physicsforums.com/showthread.php?t=708581

 

[thunderhadron]

Thank you very much friends. I got the answer. Problem has been cleared.