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Home Q & A Board Science-Related Homework Help Physics
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mikael mikael
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10 years ago
A  5.0 x 1014 Hz laser emits a  1.8 µs pulse, 5.0 mm in diameter, with a beam energy density of 0.16 J/m3.
The power emitted by the laser is closest to: 
A) 0.94 kW 
B) 1.9 kW 
C) 2.8 kW 
D) 3.8 kW 
E) 4.7 kW 
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padrepadre
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mikael Author
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10 years ago
Thanks for the homework help on my physics
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