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OpenStudy (anonymous):
If a laser with a frequency of 2.70 x 10^15 Hz emits 7.35 x 10^-3 J of energy during a pulse, it emits a x 10^b photons. What are a and b?
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OpenStudy (aaronq):
use the frequency, \(\nu\), to find the energy of one photon \(\huge E_{photon}=h\nu\) Divide the total energy of the pulse by the energy of one photon to get the number of photons emitted.
OpenStudy (anonymous):
I got it. Thank you so much!
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