I don't understand a sample problem in Dynamics Beer

[Alexanddros81]

Hi!
I am new to this forum and i have problem understanding sample problem 13.5 from Vector Mechanics for Engineers 10th edition Statics and dynamics. (Beer)
In particular I don't understant how in part b assigns the value a_C=-1/2a_D

If anyone can help
thanks

 

[Nidum]

We don't have every possible technical book immediately available for reference - please tell us yourself what the actual problem is .

 

[Alexanddros81]

I have scanned the page with the sample problem and i attached it

 

[DrClaude]

You need to post in one of the homework forums and fill the template found there (without neglecting the attempt at a solution).

Thread closed.