# A TV transmission tower has a height of 140m and the height of the receiving antenna is 40m. what is the maximum distance upto which signals can be broadcasted from this tower in LOS(Line of sight ) mode? (Given: radius of earth =6.4 m). (a) 80km (b) 48 km (c) 40km (d) 65 km

## Question ID - 50236 :- A TV transmission tower has a height of 140m and the height of the receiving antenna is 40m. what is the maximum distance upto which signals can be broadcasted from this tower in LOS(Line of sight ) mode? (Given: radius of earth =6.4 m). (a) 80km (b) 48 km (c) 40km (d) 65 km

3537

Maximum distance upto which signal can be broadcasted is :

=

Where  are heights of transmitter tower and height of receiver respectively.

Putting all values

On solving, =65km

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