Answer:
When clouds surround an airport, pilots have been able to find the path to the runway for decades by using an Instrument Landing System, or ILS. Ground-based transmitters project one radio beam straight down the middle of the runway, and another angled up from the runway threshold at a gentle three degrees.
Explanation:
All pilots have to do is follow the beams down to 200 feet above the ground, at which point they must be able to see the runway and its approach lights. ... Some airliners have an auto-land system, which automatically guides an airplane to the runway, allowing a landing in extremely limited visibility
<span>Interest groups are formed with the common goal of "altering public policy".
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Public policy is a definitive yield of a political framework and affecting policy is the primary plan of interest groups. As political establishments, at that point, interest groups can adjust the political condition and open arrangements of states and groups. An interest groups is a formally sorted out assortment of people, associations, or endeavors that offers shared objectives and participates in an aggregate endeavor to impact the appointive and strategy making forms.