Posted by chris on Wednesday, September 21, 2011 at 10:37pm.
a uniform ladder 16 m long weighing 80 N leans against a smooth vertical wall, making 30 degree with the wall. Find the thrust of the wall, and the force of the point on the ground.

physics  Hanna, Monday, September 28, 2015 at 3:29am
IDK!!!!!!!
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