Three identical uniform rods are each acted on by two or more forces, all perpendicular to the rods. Which of the rods could be in static equilibrium if an additional force is applied at the center of mass of the rod?
A) Only 1
B) Only 2
C) Only 3
D) Only 1 and 2
E) All three

Question

Three identical uniform rods are each acted on by two or more forces, all perpendicular to the rods. Which of the rods could be in static equilibrium if an additional force is applied at the center of mass of the rod? 
A) Only 1 
B) Only 2 
C) Only 3 
D) Only 1 and 2 
E) All three

Quizplus · Accepted Answer

The Answer of Three identical uniform rods are each acted on by two or more forces, all perpendicular to the rods. Which of the rods could be in static equilibrium if an additional force is applied at the center of mass of the rod? 
A) Only 1 
B) Only 2 
C) Only 3 
D) Only 1 and 2 
E) All three

Three Identical Uniform Rods Are Each Acted on by Two