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- Dictionaryfrequency/ˈfriːkw(ə)nsi/
noun
- 1. the rate at which something occurs over a particular period of time or in a given sample: "an increase in the frequency of accidents due to increased overtime"
- 2. the rate per second of a vibration constituting a wave, either in a material (as in sound waves), or in an electromagnetic field (as in radio waves and light): "different thicknesses of glass will absorb different frequencies of sound"
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Frequency is the number of occurrences of a repeating event per unit of time, usually measured in hertz (Hz). Learn how frequency relates to period, angular frequency, spatial frequency, and wave phenomena, and how to measure frequency using different methods.
Learn the meaning of frequency as a noun in English, with examples of how to use it in different contexts. Find out how to pronounce frequency and see its synonyms, collocations and translations.
Sep 25, 2024 · Learn about frequency, the number of waves or cycles per unit time, in physics and sound. Find out how to measure frequency in hertz, wavenumber, and other units, and see examples and diagrams.
- The Editors of Encyclopaedia Britannica
- In physics, the term frequency refers to the number of waves that pass a fixed point in unit time. It also describes the number of cycles or vibrat...
- The symbols most often used for frequency are f and the Greek letters nu (ν) and omega (ω). Nu is used more often when specifying electromagnetic w...
- Frequency is usually expressed in the hertz unit, abbreviated Hz. One kilohertz (kHz) is 1,000 Hz, and one megahertz (MHz) is 1,000,000 Hz. In spec...
Learn the definitions, formulas and examples of frequency, time period and angular frequency of sinusoidal waves. Find out how they are related and how to measure them in SI units.
Learn the meaning of frequency as a noun, with synonyms, examples, and word history. Find out how frequency is used in different contexts, such as mathematics, physics, and statistics.
Jun 27, 2024 · Learn how to use the frequency formula to measure how often a repeating event occurs within a specific time interval. Find out the importance of frequency in waves, communication, energy, sound and more.
- Marie Look
Aug 27, 2024 · Learn what frequency is, how to calculate it, and how it relates to energy in physics and technology. Explore different types of frequency, such as angular, natural, resonant, and cut-off, and see examples of frequency applications in waves, sound, light, and more.
