If the Signal Strength from an Omnidirectional Radio Source Is

question 43

Multiple Choice

If the signal strength from an omnidirectional radio source is 100 mW at 10 meters,how strong will it be at 30 meters,ignoring absorptive attenuation?

• A) about 30 mW
• B) about 11 mW
• C) about 4 mW
• D) about 0.1 mW

---

Definitions:

Sella Turcica

A saddle-shaped depression in the sphenoid bone at the base of the human skull that houses the pituitary gland.

Undersurface

The side or part positioned below or underneath the main body of an object or structure.

Pituitary

A small, pea-sized gland located at the base of the brain that produces hormones regulating growth, metabolism, and reproductive functions.

Triiodothyronine (T3)

A thyroid hormone that plays a vital role in regulating metabolism, body temperature, and heart rate.