Physics · 2021
JEE Main · 16 March 2021, Shift 2 · Q1
Two identical antennas mounted on identical towers are separated from each other by a distance of 45 km. What should nearly be the minimum height of…
Two identical antennas mounted on identical towers are separated from each other by a distance of $\displaystyle 45$ km. What should nearly be the minimum height of receiving antenna to receive the signals in line of sight ?
(Assume radius of earth is $\displaystyle 6400$ km )
Official answer
(2)
39.$\displaystyle 55$ m
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JEE Main 2021 Physics question, with the answer from NTA’s final answer key. Where our answers come from.