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Wavelength Calculator

Compute the wavelength λ = v/f (wave speed ÷ frequency), or invert to find frequency f=v/λ. Complements the frequency and speed calculators.

Input Data

V
F

Results

Wavelength λ (m).
3
Explanation of the result.
λ = v/f = 300000000/100000000 = 3 m。

At a glance:Wavelength λ = v/f, where v is the wave speed (in vacuum c≈3×10⁸ m/s) and f is the frequency. Inverted, f=v/λ. Complements the frequency and speed calculators.

Formula

λ = v / f.

f = v / λ.

$$\lambda = \frac{v}{f}, \quad f = \frac{v}{\lambda}$$

How to Use

  1. Enter the wave speed v and frequency f.
  2. The tool gives the wavelength λ.

Case Studies

v=3e8, f=100e6 → λ=3 m

λ=3×10⁸/10⁸=3 m.

FAQ

What if f=0?

The wavelength is infinite (no oscillation).

How does this relate to frequency?

They are reciprocal up to the wave speed: f=v/λ.

What are the applications?

Electromagnetic waves, sound, and spectroscopy.

Related Tools

References

Content review: Calculatorism Science Team. Results are for reference only; please refer to the relevant authorities for the official figures.

Found a problem with the results?

If this calculator's result is wrong, or you have any question about the calculation logic, please let us know. You are viewing:Wavelength Calculator(/physics/wavelength)。