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A light beam has a frequency of 6 x 1015 Hz. What is its wavelength?

User Luchs
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2 Answers

3 votes

Final answer:

The wavelength of the light beam is 5.0 x 10^-8 meters.

Step-by-step explanation:

The wavelength of light can be calculated using the formula:

λ = c / v

Where λ is the wavelength, c is the speed of light, and v is the frequency.

Given that the frequency of the light beam is 6 x 1015 Hz, we can substitute the values into the formula:

λ = (3.0 x 10^8 m/s) / (6 x 10^15 Hz)

Calculating this expression gives us:

λ = 5.0 x 10^-8 m

Therefore, the wavelength of the light beam is 5.0 x 10^-8 meters.

User Roger Lehmann
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3.4k points
6 votes

Data: f=6*10^15 Hz

The relation between wavelength, speed and frequency of a light beam in the vacuum can be written as:


c=\lambda f

Thus, for our situation:


\lambda=(c)/(f)=(3*10^8)/(6*10^(15))=5*10^(-8)m

Thus, our wavelength will be 5*10^(-8)m or 50nm

User Dmitry Mina
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3.7k points