Determine how many photons are in each pulse

Reference no: EM13303809

A laser used to repair a detached retina has wavelength of 532nm. The beam comes in short pulses, each lasting 30ms and carrying 1.1J of energy.

A. What's the power of this beam while it's on?

B. How many photons are in each pulse?

Reference no: EM13303809

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