hananbarakat
14.07.2019 •
Physics
How do electric and magnetic forces act on different objects
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Ответ:
Ответ:
Wave frequency can be measured by counting the number of crests (high points) of waves that pass the fixed point in 1 second or some other time period. The higher the number is, the greater the frequency of the waves. The SI unit for wave frequency is the hertz ( Hz ), where 1 hertz equals 1 wave passing a fixed point in 1 second.
Explanation: