Four Identical Particles, Each with Mass M, Are Arranged in the X

question 31

Multiple Choice

Four identical particles, each with mass m, are arranged in the x, y plane as shown.They are connected by light sticks to form a rigid body.If m = 2.0 kg and a = 1.0 m, the rotational inertia of this array about the y-axis is:

• A)4.0 kg∙m²
• B)12 kg∙m²
• C)9.6 kg∙m²
• D)4.8 kg∙m²
• E)none of these

---

Definitions:

Reproductive Organs

Organs involved in the production of offspring, including testes in males and ovaries in females.

Sexual Education

The process of acquiring information and forming attitudes, beliefs, and values about identity, relationships, and intimacy, covering physical, emotional, social, and ethical aspects of sexuality.

Penis

The male genital organ used for urination and sexual intercourse.

3-year-old Child

A developmental stage in humans, typically characterized by rapid growth, curiosity, and the beginning of linguistic and social skills.