A transmitting antenna of height 20 m and the receiving antenna of height h are separated by a distance of 40 km for satisfactory communication in line of sight mode. Then the value of h is
(Given radius of the earth is 6400 km)
Text Solution
Verified by ExpertsThe correct answer is:
B
: 
Where 
and 
are the heights of receiving and transmitting antenna and R is the radius of the earth
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