Calculate the wavelength for red light

In summary, the formula for calculating the wavelength of red light is: wavelength = speed of light / frequency, where the speed of light is approximately 3 x 10^8 meters per second and the frequency is measured in hertz. The frequency of red light can be determined by dividing the speed of light by the wavelength, or by using specialized equipment. The typical range of wavelengths for red light is between 620-750 nanometers (nm) or a frequency range of approximately 400-484 terahertz (THz). It is not possible to calculate the wavelength of red light without knowing its frequency, as they are directly related. Calculating the wavelength of red light is important for understanding light and its interactions with matter, and
  • #1
max2040uk
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Homework Statement



The frequency of red light is 430THz calculate its wave length. Is the answer below correct?


Homework Equations



(3*10^8) / (430*10^12) = wave length


The Attempt at a Solution



(3*10^8) / (430*10^12) = 6.98 to 1 Decimal Place
 
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  • #2
You are off by some power of ten. What's 108/1012?
 
  • #3
Hi thanks for the reply at the end of the calculator is said e-7 (10^-7) stupid mistake. Thank you for your time :)
 

1. What is the formula for calculating the wavelength of red light?

The formula for calculating the wavelength of red light is: wavelength = speed of light / frequency, where the speed of light is approximately 3 x 10^8 meters per second and the frequency is measured in hertz.

2. How do you determine the frequency of red light?

The frequency of red light can be determined by dividing the speed of light by the wavelength. Alternatively, it can also be measured using a spectrometer or other specialized equipment.

3. What is the typical range of wavelengths for red light?

The typical range of wavelengths for red light is between 620-750 nanometers (nm). This is equivalent to a frequency range of approximately 400-484 terahertz (THz).

4. Can you calculate the wavelength of red light without knowing its frequency?

No, it is not possible to calculate the wavelength of red light without knowing its frequency. The two are directly related and one cannot be determined without the other.

5. Why is it important to calculate the wavelength of red light?

Calculating the wavelength of red light is important because it allows us to understand and study the behavior of light and its interactions with matter. It also has practical applications in fields such as optics, telecommunications, and astronomy.

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