The Frequency of a Microwave Absorbed by a Molecule When

question 30

Multiple Choice

The frequency of a microwave absorbed by a molecule when changing from the J = 3 to J = 4 rotation energy state is 4.61 × 10¹¹ Hz. The moment of inertia of the molecule (in kg ⋅ m²) is

• A) 5.70 × 10−⁴⁵
• B) 1.45 × 10−⁴⁶
• C) 1.12 × 10−⁴⁴
• D) 2.91 × 10−⁴⁶
• E) 9.11 × 10−⁴⁶

---

Definitions:

Viral Fever

A fever caused by underlying viral infections.

Common Cold

A widely prevalent, contagious viral infection of the upper respiratory tract, resulting in symptoms like sneezing, coughing, sore throat, and runny nose.

Innate Immune System

The non-specific first line of defense against pathogens, consisting of physical barriers, immune cells, and proteins.

Specific Immune System

Refers to the part of the immune system that provides long-term immunity against pathogens, by recognizing and remembering specific antigens.