FAA 107 Unmanned Aircraft General (UAG) Small Practice Test 2025 – The Complete Guide to Exam Success!

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What causes Precipitation Static (P-static) in radio communications?

High altitude flying

Cloud formations

Weather-related particles striking the antenna

Precipitation Static, or P-static, is caused by weather-related particles, such as rain, snow, or ice, striking the antenna of an aircraft. When these particles collide with the antenna, they create an electrical charge due to friction. This charge can disrupt radio communications by inducing noise and creating static, which interferes with the clarity of the radio signal.

Understanding this phenomenon is essential for pilots and operators because experiencing P-static can significantly impact communication and navigation. It is particularly important to note that while high altitude flying, cloud formations, and electrical storms can all affect flight conditions and radio communication in various ways, they do not specifically cause the static disruption attributed to precipitation static in the same manner as weather-related particles do.

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Electrical storms

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