Wavelength & Frequency Calculator
Kusinthana wavelength ↔ frequency, kupeza photon mphamvu ndi spectrum band.
Zithunzizi zimasintha monga momwe mumalemba.
Zachidule
Every wave obeys the same simple relationship: its speed equals its wavelength times its frequency, so wavelength λ = c / f and frequency f = c / λ. For electromagnetic waves in a vacuum the speed is the speed of light, c = 299,792,458 m/s (about 3 × 10⁸ m/s). Because that product is fixed, wavelength and frequency are inversely related — higher frequency always means shorter wavelength. This calculator converts either way, reports the period (T = 1 / f) and the photon energy, and names the electromagnetic band the result falls in, from radio through microwave, infrared, visible light, ultraviolet, X-ray and gamma ray.
As a worked example, an FM radio station at 100 MHz (10⁸ Hz) has a wavelength of λ = 3 × 10⁸ / 10⁸ = 3 metres — which is why FM antennas are on the order of a metre long. Green light at about 5.5 × 10¹⁴ Hz has a wavelength near 545 nm, squarely in the visible band. The tool also returns each photon’s energy from E = h × f, using Planck’s constant h = 6.62607015 × 10⁻³⁴ J·s, and shows it in both joules and electron-volts.
Higher-frequency light carries more energy per photon, which is why blue and ultraviolet light can drive chemical reactions and damage skin while radio waves cannot. You can also override the wave speed under advanced options to model waves in other media — light in glass, or sound in air — where the propagation speed differs from that of light in a vacuum. These conversions are fundamental to radio and antenna design, optics, spectroscopy and understanding the electromagnetic spectrum.
Mafunso ofunsidwa nthawi zambiri
Kodi ndi chiyani chokhudzana ndi wavelength ndi frequency?
Zimagwirizana motsutsana ndi kuwala kwa mafunde: λ = c / f. Kuwala kwa mafunde otsika kumatanthauza kuwala kwa mafunde otsika, chifukwa chopanga kwawo ndi kuwala kwa mafunde.
Kodi mphamvu ya photon imawerengedwa bwanji?
Kuwala kwa photon ndi E = h × f, komwe h = 6.62607015 × 10⁻³⁴ J·s. Kuwala kwa ma frequency otsika (blue, UV) kumabweretsa mphamvu zambiri pa photon kuposa kuwala kwa ma frequency otsika.
Kodi ndi chiyani electromagnetic spectrum mafilimu?
M'njira yowonjezereka ya ma frequency: radio (pambuyo pa ~3 GHz), microwave, infrared, kuwonekera kwa dzuwa (~430-770 THz), ultraviolet, X-ray ndi gamma ray.
Kodi ndingagwiritse ntchito kwa mawu kapena ma wave mu zina mwa zidziwitso?
Yes. Set the advanced wave-speed field to the speed in your medium — about 343 m/s for sound in air, or roughly 2 × 10⁸ m/s for light in glass — and the wavelength ↔ frequency conversion uses that speed instead of the vacuum speed of light.
Kodi ndi nthawi ya wave?
Nthawi ndi nthawi ya mzere wina wambiri, T = 1 / f. A 100 MHz wave ali nthawi ya 10⁻⁸ s (10 nanoseconds). chida reports nthawi kumbuyo kwa mafrequency.
Kodi ndingasinthe bwanji mtunda wa wave mu nanometers?
Kuwala kooneka bwino kumayenda pafupifupi 400 nm (violet) mpaka 700 nm (kuda), choncho 545 nm kulowa kumalowa m'mbali yachinyezi ya band yowoneka bwino.
API — kugwiritsa ntchito izi calculator kuchokera code
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Chithunzi
GET https://calculator.free/api/v1/wavelength-frequency/curl
curl "https://calculator.free/api/v1/wavelength-frequency/?solve=wavelength&frequency=100000000&wavelength=3"JavaScript fetch()
const r = await fetch(
"https://calculator.free/api/v1/wavelength-frequency/?" + new URLSearchParams({
"solve": "wavelength",
"frequency": "100000000",
"wavelength": "3"
}));
const data = await r.json();
console.log(data.results);Zimenezi ndi zowerengera zokhudzana ndi malangizo amtundu uliwonse, si zokhudzana ndi ndalama, zamoyo kapena zokhudzana ndi ndalama.