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Frequency and speed are two different and independent things. Speed does not automatically and systematically change across the frequency range. If I am ovserving two strong lights one mile away, one red and the other blue, the light is traveling toward me from both sources at the same speed. The frequencies of the light are different.

Don't confuse this idea with redshifting of light from distant galaxies. Light from galaxies moving rapidly away from us is still reaching us at the speed of light. The galaxy's movement away from us has the effect of 'adjusting' the frequency of light that is coming toward us. In this sense it is the same as the Doppler effect; the pitch of a train whistle moving away from us is lower, but the sound is still moving through the air at the speed of sound, no slower.

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13y ago

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How could you find the wavelength of light if you knew it's speed and frequency?

Wavelength times frequency is the speed. To know the wavelength, you have to divide the speed by the frequency of the light.


How could you find the wavelength of light if you knew its speed and frequency?

You can use the equation: wavelength = speed of light / frequency. Given the speed of light (3.00 x 10^8 m/s) and the frequency of the light source, divide the speed of light by the frequency to determine the wavelength of the light.


How do you calculate light wavelength to frequency?

You can calculate frequency from wavelength using the equation: frequency = speed of light / wavelength. The speed of light in a vacuum is approximately 3.00 x 10^8 meters per second. By dividing this speed by the wavelength of light in meters, you can determine the frequency in hertz.


How to find the frequency of a wavelength?

To find the frequency of a wavelength, you can use the formula: frequency speed of light / wavelength. The speed of light is a constant value of 3.00 x 108 meters per second. Simply divide the speed of light by the wavelength to calculate the frequency.


How to find the wavelength of a frequency?

To find the wavelength of a frequency, you can use the formula: wavelength speed of light / frequency. The speed of light is approximately 3.00 x 108 meters per second. Simply divide the speed of light by the frequency of the wave to calculate the wavelength.


How do you find the frequency from wavelength?

To find the frequency from wavelength, you can use the formula: frequency speed of light / wavelength.


How do you find the frequency of a wavelength?

To find the frequency of a wavelength, you can use the formula: frequency speed of light / wavelength. The speed of light is a constant value of approximately 3.00 x 108 meters per second. By dividing the speed of light by the wavelength, you can calculate the frequency of the wave.


How do you calculate the frequency of light given its wavelength?

The speed of light = the frequency X wave length.. therefore:- Frequency = The speed of light (m/s) _______________ wave Length (m) Where the speed of light : 2.9979 x 10^8 (m/s)


What is the frequency of a 2600 cm wave?

To find the frequency of a wave, you can use the formula: Frequency = Speed of Light / Wavelength. Given that the speed of light is approximately 3 x 10^8 m/s, you would first convert 2600 cm to meters (2600 cm = 26 m). Then, divide the speed of light by the wavelength to find the frequency.


What is the frequency of a wavelength of 310mm?

To find the frequency of a wavelength, you need to use the formula: frequency = speed of light / wavelength. Given the speed of light is approximately 3.00 x 10^8 m/s, you can convert the wavelength to meters (310 mm = 0.31 m) and substitute into the formula to find the frequency.


What is the formula relating speed of light frequency and wavelength?

the speed of light equals the frequency multiplied by the wavelength.


What happenes to the frequency of light when its wavelength increases or decreases?

When the wavelength of light increases, the frequency decreases. Conversely, when the wavelength decreases, the frequency increases. This relationship is described by the equation: frequency = speed of light / wavelength.