An 800-KHz Radio Signal Is Detected at a Point 2

question 40

Multiple Choice

An 800-kHz radio signal is detected at a point 2.7 km distant from a transmitter tower.The electric field amplitude of the signal at that point is 0.36 V/m.Assume that the signal power is radiated uniformly in all directions and that radio waves incident upon the ground are completely absorbed.What is the intensity of the radio signal at that point? , μ₀ = 4π × 10^-7 T • m/A,

• A) 170 µW/m²
• B) 240 µW/m²
• C) 340 µW/m²
• D) 120 µW/m²
• E) 86 µW/m²

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Definitions:

Organic Society

A concept in sociology describing a type of society that functions like a biological organism, with various segments working together towards the functionality and stability of the whole.

Dynamic Density

An concept in sociology that refers to the amount of interaction between individuals within a given space, suggesting that increased interaction leads to social change.

Division of Labor

The allocation of different tasks and responsibilities to different people or groups, often leading to specializations in certain skills or professions.

Dynamic Density

A concept in sociology that refers to the frequency and intensity of interactions among members of a society, often increasing with population density and social complexity.