Free space model of propagation refers to
Q. The free space model of propagation refers to
1. Unobstructed line of sight between the transmitter and receiver
2. Satellite communication systems and Microwave line of sight radio links
3. Propagation along the ground surface- Published on 17 Nov 15a. 1 and 2 are correct
b. 1 and 3 are correct
c. 2 and 3 are correct
d. All the three are correct
ANSWER: 1 and 2 are correct