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Hertz
01
German physicist who with James Franck proved the existence of the stationary energy states postulated by Bohr (1887-1975)
02
German physicist who was the first to produce electromagnetic waves artificially (1857-1894)
03
a unit that is used in measurement of the frequency of sound and radio waves
Example
In physics, frequency is measured in hertz, which represents the number of waves passing a point per second.
