Is it necessary for a transmitting antenna to be at the same height asthat of the receiving antanna for line of sight communication? A TV transmitting antenna is 81 m tall. How much service area can it cover, if the receiving antena is at the ground level?

Is it necessary for a transmitting antenna to be at the same height as that of the receiving antenna for line-of-sight communication? A TV transmitting antenna is 81m tall. How much service area can it cover if the receiving antenna is at the ground level?

Is it necessary for a transmitting antenna to be at the same height as that of the receiving antenna for the of sight communication ? A TV transmitting antenna is 81m tall. How much service area can it cover, if the receiving antenna is at the ground level ?

Is it necessary for a transmitting antenna to be at the same height as that of the receiving antenna for line-of-sight communication ? A TV transmitting antenna is 81 m tall . How much service area can it cover if the receiving antenna is at the ground level ?

A TV transmitting antenna is 81 m tall. How much service area can it cover, if the receiving antenna is set at ground level.

ATV transmitting antenna is 100 m tall. How much service area can it cover if the receiving antenna is at the ground level? Radius of earth is 6400km.

A TV transmitting antenna is 125 m tall. How much service area can this transmitting antenna cover, if the receiving antenna is at the ground level? Radius of earth-6400 km

A TV transmitting antenna is 81 m tall. How much service area it can cover if the receiving antenna is at the ground level? (Radius of earth= 6.4xx10^(6)m )