Solved: The 20-lb block A and the 30-lb block B are supported by an incline that is held
Chapter 8, Problem 8.11(choose chapter or problem)
The 20-lb block A and the 30-lb block B are supported by an incline that is held in the position shown. Knowing that the coefficient of static friction is 0.15 between the two blocks and zero between block B and the incline, determine the value of for which motion is impending.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer