A 100m long antenna is mounted on a 500m tall building.

Question:

A 100m long antenna is mounted on a 500m tall building. The complex can become a transmission tower for waves with λ

(a) ~ 400 m

(b) ~ 25 m

(c) ~ 150 m

(d) ~ 2400 m

Solution:

(a) ~ 400 m

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