Yes it comes from b). But it's: 0,1F*0,9*1500. This is correct, the teacher has passed me on a) and b).
Yes that is true. Determine the x and y directed forces for when the shelf glides and tips. Then I am supposed to find the minimum angle where the shelf starts gliding instead of tipping. Do...
Homework Statement
Excuse my english, it is not my first language.
A bookcase has the weight 1500N and is standing at a horizontal floor. The friction force between the floor and the shelf is 600N.
The shelf's height is 1,8mand it is 2m wide. The shelf stands on four feet each 0,01m from the...