Question

Longley –Rice model is applicable to _________

(a) Point to point communication

(b) All to all communication

(c) Point to multipoint communication

(d) Multipoint microwave distribution sstem

This question was addressed to me in an international level competition.

Query is from Outdoor Propagation Models topic in division Mobile Radio Propagation: Large – Scale Path Loss of Wireless/Mobile

Answer 1

Right option is (a) Point to point communication

To elaborate: The Longley-Rice model is applicable to point-to-point communication systems in the frequency range from 40 MHz to 100 GHz. They are applicable for different kinds of terrain. Terrain profile may vary from a simple curved Earth profile to a highly mountainous profile.