Answer :
Answer:
4 Hz
Explanation:
1. Speed = Wavelength x Wave Frequency can be changed to Frequency = Speed/Wavelength.
2. Speed (400) / Wavelength (100) = Frequency of 4 cm/s or 4 Hz.
Answer:
4 Hz
Explanation:
1. Speed = Wavelength x Wave Frequency can be changed to Frequency = Speed/Wavelength.
2. Speed (400) / Wavelength (100) = Frequency of 4 cm/s or 4 Hz.