Question

What should be the height of transmitting antenna if the T.V. telecast is to cover a radius of 128 Km

• A. 1560 m
• B. 1280 m
• C. 1050 m
• D. 79 m

Answer 1

Answer: (B)

1280 m

Answer 2

Height of transmitting antenna

$h = \frac{d^{2}}{2Re\frac{(128 \times 10^{3})^{2}}{2 \times 6.4 \times 10^{6}}}$