Explain how many photons does the laser emit

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Reference no: EM13146986

The frequency doubled output of a Nd3+ YAG laser has a wavelength of 532nm. If each pulse of light has a total energy of 0.550J and the repetition rate of the laser is 30Hz, how many photons does the laser emit at 532nm in 3 minutes?

Reference no: EM13146986

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