a. (5 points)

In the diagram draw all forces acting on the rod.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

b. (10 points)

What should be the mass M for equilibrium to occur?
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

c. (10 points)

What are the horizontal and vertical components of the force exerted by the pivot on the bar?