Optics Question 307
Question: A signal emitted by an antenna from a certain point can be received at another point of the surface in the form of
[CPMT 1993]
Options:
A) Sky wave
B) Ground wave
C) Ocean wave
D) Both (a) and (b) are correct.
Show Answer
Answer:
Correct Answer: D
Solution:
Ground wave and sky wave are both amplitude modulated waves, and the amplitude modulated signal is transmitted by a transmitting antenna and received by a receiving antenna at a distant location.
BETA
