# Force and Motion

Hi, iam new here and would like some help with my high school physics. i would like to know the steps (and explanations), not just the answer. since i need to do good on the tests.

Block B weighs 711 N. the coefficient of static frcition between block and the table is 0.25; assume that the cord between B and the knot is horizontal. Find the maximum weight of block A for which the system will be staionary.
................/|(wall)
............../..|
............/....|
(B)----o(30degrees)
____....|
table|..|
.........(A)
(ignore the periods)

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