Three Identical Uniform Rods Are Each Acted on by Two

question 45

Multiple Choice

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

---

Definitions:

Lithium

A chemical element used as a medication to treat and prevent episodes of mania in people with bipolar disorder.

Naturally Occurring

Refers to processes, conditions, or events that exist or happen without human intervention.

Psychotherapy

A therapeutic treatment approach aimed at helping individuals understand their feelings, and to make positive changes in their behaviors and thought processes.

Psychological Disorders

Mental disorders characterized by patterns of behavior or thought that are pathological (diseased or disordered) and that cause significant distress or impairment to personal functioning.