Learn about how waves are measured according to amplitude, wavelength and frequency.
Part of Physics (Single Science)Waves
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A tuning fork has a frequency of 440 Hz.
\(\text{period T =}~\frac{\text{1}}{\text{440 Hz}}\)
T = 0.0023 s = 2.3 x 10-3 s or 2.3 ms.
The period of vibration is 0.0023 s.
Key point
There are three equations for calculating frequency:
Use the information given in the question to select the appropriate equation to use.