A particular laser consumes 1400 watts of electrical power
A particular laser consumes 140.0 Watts of electrical power and produces a stream of 2.59×10^19 photons/second 1012nm. What is the percent efficiency of the laser in converting electrical power to light?
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sacvan bercovitch a scholar of early american literature said the puritan concept of errand was well suited to the
1 what is the visitors room like2 what has obrien asked steve to do when his response is to write down mr sawickis name
a particular laser consumes 1400 watts of electrical power and produces a stream of 259times1019 photonssecond 1012nm
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