Home
Back
Wavelength to Frequency Formula:
| From: | To: |
The wavelength to frequency formula calculates the frequency of a wave when its velocity and wavelength are known. This relationship is fundamental in wave physics and is used across various fields including acoustics, optics, and radio communications.
The calculator uses the wavelength to frequency formula:
Where:
Explanation: The formula demonstrates the inverse relationship between wavelength and frequency - as wavelength increases, frequency decreases, and vice versa, when velocity remains constant.
Details: Calculating frequency from wavelength is essential in audio engineering, telecommunications, musical instrument design, and many scientific applications where wave properties need to be analyzed and manipulated.
Tips: Enter the wave velocity in m/s and wavelength in meters. For sound waves in air at room temperature, the velocity is approximately 343 m/s. All values must be positive numbers.
Q1: What is the standard speed of sound in air?
A: The speed of sound in air at 20°C (68°F) is approximately 343 meters per second.
Q2: How does temperature affect sound velocity?
A: Sound velocity increases with temperature. For each degree Celsius increase, sound speed increases by about 0.6 m/s.
Q3: What is the human hearing frequency range?
A: Typically, humans can hear frequencies between 20 Hz and 20,000 Hz, though this range decreases with age.
Q4: How is this formula used in music?
A: In music, this relationship helps determine the frequencies of musical notes based on the physical dimensions of instruments and the properties of sound waves.
Q5: Can this formula be used for light waves?
A: Yes, the same formula applies to light waves, where v is the speed of light (approximately 3×10⁸ m/s in vacuum).