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A transmitting antenna at the top of a tower has a height of $h_T = 32 \text{ m}$ and the height of the receiving antenna is $h_R = 50 \text{ m}$. Given the radius of the Earth $R = 6400 \text{ km}$, calculate the maximum line-of-sight distance $d_m$.
- A.45.5 km
- B.50.2 km
- C.40.5 km
- D.35.8 km
Show correct answer & step-by-step solution
Correct answer: A — 45.5 km
Solution
The maximum distance is . With , .
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