Question

A cat is stuck in a tree 2 meters from a window in a nearby building. In order to rescue the cat, a neighbor slides a board out of the window and begins to crawl along the board toward the cat. The board is 6 meters long, the mass of the board is 20 kg, and the neighbor's mass is 100kg. A) what is the normal force supplied by the windowsill? B) Can the neighbor reach the cat without the board falling?  

Answer 1