Determine the minimum coefficient of static friction $\backslash$mu $\_($s$)$ which will allow the drum with fixed inner hub to be rolled up

the $17\backslash$deg incline at a steady speed without slipping. What are the corresponding values of the force P and the friction force

F $?$

Answers:

$\backslash$mu $\_($s$)=,$

P$()/($b$)=$ar $($i$),$mg

F$=$i$,$mg