The SI derived unit used to measure the frequency of vibrations and waves, such as sound waves and electromagnetic waves. One hertz is equal to one cycle per second . The hertz is named after German physicist Heinrich Hertz (1857-1894).
The SI derived unit used to measure the frequency of vibrations and waves, such as sound waves and electromagnetic waves. One hertz is equal to one cycle per second . The hertz is named after German physicist Heinrich Hertz (1857-1894).