How many photons are produced in a laser?
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Use this value to find the energy of a single photon.
E=6.626⋅10−34Js ⋅4.329⋅1014s−1.
E=2.868⋅10−19J.
Now, you know that the laser produced a pulse of energy 0.494 J , which means that at this frequency it produces.
E=6.626⋅10−34Js ⋅4.329⋅1014s−1.
E=2.868⋅10−19J.
Now, you know that the laser produced a pulse of energy 0.494 J , which means that at this frequency it produces.
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If wavelength 693nm
And pulse of energy 0.494j
Then number of photons =1.72x10^18
And pulse of energy 0.494j
Then number of photons =1.72x10^18
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