attenuation coefficient

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Cleopatra hieroglyphic carving the Ancient Egyptian queen Cleopatra. Wall of the Temple of Horus at Edfu, Egypt.

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African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.

Timeline of the American Civil Rights Movement

airplane in flight (plane, aircraft, flying)

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The impeachment trial of Pres. Andrew Johnson, illustration from Frank Leslie's Illustrated Newspaper, March 28, 1868.

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San Francisco, California/USA-1/18/20: Womens March at Civic Center marching with signs of political protest regarding equality also embracing 2020 presidential candidates and celebrating equality

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Queen Elizabeth II addresses at opening of Parliament. (Date unknown on photo, but may be 1958, the first time the opening of Parliament was filmed.)

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Rainbow flag. Sign of diversity, inclusiveness, hope, yearning. Gay pride flag popularized by San Francisco artist Gilbert Baker in 1978. Inspired by Judy Garland singing Over the Rainbow. gay rights, homosexual, gays, LGBT community

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attenuation coefficient

physics

Learn about this topic in these articles:

telecommunications and signal media

In telecommunications media: Transmission media and the problem of signal degradation
…signal is defined as the attenuation coefficient.
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