Problem: How many photons are produced in a laser pulse of 0.528 J at 679 nm? 

FREE Expert Solution
FREE Expert Solution
  • Since we have a value for wavelength, we will use the equation E=hv where E is energy, h is Planck's constant and v as frequency. 

  • Frequency (v) can be solved by dividing the speed of light c by the wavelength in meters: v = c/λ

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Problem Details

How many photons are produced in a laser pulse of 0.528 J at 679 nm? 

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Our tutors have indicated that to solve this problem you will need to apply the Wavelength and Frequency concept. You can view video lessons to learn Wavelength and Frequency. Or if you need more Wavelength and Frequency practice, you can also practice Wavelength and Frequency practice problems.

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Based on our data, we think this problem is relevant for Professor Brydges' class at UCSD.