Recent content by umchemist

So it's not hinged at c, but where does one begin the analysis?

Unfortunately, it does not say. So yes, I suppose we assume there is friction at B. But we do not know the coefficient? Or does it matter?

Homework Statement uk of fraction between bar and both surfaces is 0.2. Bar weighs 5 kg. i) Is the bar in static equilibrium? If not, which end will fall down and which end will go up? Homework Equations F-uk*FnThe Attempt at a Solution Not sure how to even begin analyzing this. I cannot...

Homework Statement Three points, ABC and a downward force exerted at O. C is pinned to a vertical wall. C to B extends horizontally for 15m. At B, a bend occurs downwards to point A on the ground. The downward force is applied between points B and A at point O. The horizontal distance...